ʻO ka paheʻe maloʻo kānana molekala

Wehewehe Pōkole:

ʻO ka molecular sieve dehydration skid kahi mea nui i ka hoʻomaʻemaʻe kinoea kūlohelohe a i ʻole ka hoʻomaʻamaʻa kinoea kūlohelohe. ʻO ka molecular sieve kahi kristal aluminosilicate metala alkali me ke ʻano hana a me ke ʻano microporous like.


Nā kikoʻī huahana

Wehewehena

ʻO ka molecular sieve dehydration skid kahi mea nui i ka hoʻomaʻemaʻe kinoea kūlohelohe a i ʻole ka hoʻomaʻamaʻa kinoea kūlohelohe. ʻO ka molecular sieve he kristal aluminosilicate metala alkali me ke ʻano hana a me ke ʻano microporous like. Ke hele ka kinoea hānai e loaʻa ana ka wai trace ma o ka moena sieve molecular i ka mahana o ka lumi, ua omo ʻia ka wai trace a me ka mercaptan, a laila e hōʻemi ana i ka wai a me ka mercaptan i loko o ke kinoea hānai, e hoʻomaopopo ana i ke kumu o ka dehydration a me ka desulfurization. Hoʻokō pinepine ʻia ke kaʻina hana adsorption o ka molecular sieve ma ka mahana haʻahaʻa a me ke kaomi kiʻekiʻe, ʻoiai ʻo ka desorption regeneration e hana ʻia ma ka mahana kiʻekiʻe a me ke kaomi haʻahaʻa. Ma lalo o ka hana o ke kinoea regeneration wela kiʻekiʻe, maʻemaʻe a me ke kaomi haʻahaʻa, hoʻokuʻu ka adsorbent sieve molecular i ka adsorbate i loko o ka micropore i loko o ke kahe kinoea regeneration a hiki i ka nui o ka adsorbate i loko o ka adsorbent i kahi pae haʻahaʻa loa, a loaʻa iā ia ka hiki ke omo i ka wai a me ka mercaptan mai ke kinoea hānai, e hoʻomaopopo ana i ke kaʻina hana hou a me ka hana hou ʻana o ka molecular sieve.
ʻO ke ʻano kānana molekala kahi ʻano hana hoʻomaloʻo hohonu, kahi i hoʻohana pinepine ʻia i ke kaʻina hana hoʻokaʻawale condensation haʻahaʻa haʻahaʻa, e like me ka hoʻōla ʻana o ka condensate kinoea kūlohelohe (NGL) a me ke kaʻina hana dehydration i ka hana ʻana o ke kinoea kūlohelohe liquefied (LNG). Eia kekahi, hoʻohana ʻia ka dehydration sieve molekala i ka hana ʻana o ke kinoea kūlohelohe i hoʻopaʻa ʻia no ka wahie kaʻa.

ʻO ka hoʻomaloʻo ʻana o ka sieve molekala e pili pono ana i nā manawa aʻe:
a. Ma kahi e koi ʻia ai ke kiko hau o ke kinoea kūlohelohe e haʻahaʻa ma mua o -40 ℃.
b. He kūpono ia no ka kaohi ʻana i ka wahi hau hydrocarbon o ke kinoea kūlohelohe kiʻekiʻe.
c. Hoʻomaloʻo ʻia ke kinoea kūlohelohe a hoʻomaʻemaʻe ʻia i ka manawa like.
d. Ke hoʻomaloʻo ʻia ke kinoea kūlohelohe e loaʻa ana ka H2S a hoʻoheheʻe ʻia i loko o ka glycol, e hoʻokuʻu ʻia ke kinoea hana hou.
e. I ka wā e hoʻomaloʻo ai ka LPG a me ka NGL, pono e wehe i ka trace sulfide (H2S, CO,COS, CS2, mercaptan) i ka manawa like.

Palapala kahe

Hoʻohana ʻia nā adsorbers moena paʻa no ka dehydration sieve molekala, no laila pono e loaʻa i ka ʻāpana ma ka liʻiliʻi he ʻelua mau adsorbers, hoʻokahi i ke kahua dehydration adsorption, ʻo kekahi i ke kahua hana hou a me ke kahua hoʻomaʻalili. Ke nui loa ka mana o ka ʻāpana, hiki ke hoʻonohonoho ʻia ke kaʻina hana multi tower.
Nā palena loea

Ke kūlana kinoea komo

Ke kūlana kinoea komo

1

Kahe

290X104Nm3/lā

2

Kaomi Komo

4.86-6.15 MPa

3

Mahana Komo

-48.98℃

Ke kūlana kinoea puka

4

Kahe

284.4X104 Nm3/lā

5

Kaomi puka

4.7-5.99 MPa

6

Mahana puka

-50.29℃

7

H2S

≤20g/m3

8

CO2

≤3%

9

Wahi hau wai


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