Pukapuka Hoahoa mo te Rua Kaihanga Diesel

Hepetema 16, 2021

Ko te hoahoa me te whakaurunga o te ruma miihini diesel me tutuki nga whakaritenga i raro nei :

1. Hangaia te haruru oro mo te rūma whakangao diesel kia pai ai te haruru o waho o te ruuma ki nga rohe o nga whakaritenga.

2.He taurite te urunga o te hau me te ruha, a ka kitea te whakamaaramatanga me te wera wera.

3.Maimoatanga oro oro.E rima nga pakitara i roto i te ruma miihini engari ko te whenua ka taea te whakamahi mo te maimoatanga oro oro.

4. Kei a Gense he wiri wehe.

5.Whakaritea te punaha rama.

 

Te turanga huinga kaihanga Diesel:

He huinga kaihanga Diesel Me tutuki nga mahi e whai ake nei:

1.Me kaha ki te tautoko i nga taumaha makuku katoa o te huinga miihini, tae atu ki nga taputapu awhina me te wai miihini (te whakamatao, te hinu me te wahie)

2.Maintain me te whakapumau i te waahi whakauru i waenga i te miihini, te miihini me nga taputapu awhina.

3. Wewetehia te awe o te wiri o te huinga hiko ki nga hanganga a tawhio noa.

  Design Manual of Diesel Generator Room

Mena ka hiahiatia he turanga raima, ko nga paearu hoahoa taketake e whai ake nei:

1.Me kaha te kaha ki te tautoko i te taumaha maku o te miihini miihini, me te 25% o te kawenga hihiri.Ina mahi whakarara te kaihanga, me rua te taumaha o te makuku.

2.Ko te rahinga whanui me toro atu i te 300mm neke atu i tua atu o te taha o te huinga hiko.

3.Ko te hohonu o te turanga miihini me nui ake i te hohonu ka taea e te turanga miihini te kawe i te taumaha maku o te miihini.

Ka taea te whakamahi i te tauira e whai ake nei ki te whakatau tata i te hohonutanga o te turanga e mau ai te taumaha o te huinga hiko:

  Design Manual of Diesel Generator Room

FD=Hohonu turanga, wae: M

W= taumaha katoa o te ira, wae: KG

D=Te kiato o te raima, wae: kg/m3(2402.8kg/m3)

L=roa o te turanga, wae: mita

B=whanui o te turanga, wae: mita


Ko te turanga raima whakakaha me whakarite i etahi wa rongoa i mua i te tuunga o nga taputapu.

Ina he papa papa, he raima ranei te papa o te ruma miihini, ka taea te tango i te turanga o te hanganga e whakaatuhia ana i te ahua i raro nei.Ko te turanga raima 100mm ~ 200mm teitei ake i te whenua me hono ki te papa papa.Hononga me te papa:

1.Even welding with floor reinforcement.

2.Paehere pae whakauru.

3.Expansion huriwiri fehokotaki'anga.

 

Pūnaha whakamahana rūma miihini:

Ko te hau o te rūma mihini ko te nuinga ki te whakarato i te hau whakamahana ki te tango i te tohanga wera o te huinga miihini, me te whakarato hoki i te hau mo te ngingiha.Engari, me whakahaere ano te rere o te hau kia kore ai e pa ki te whakamarie o nga kaiwhakahaere.

  Design Manual of Diesel Generator Room

V = Rōrahi hā (m3/min)

H = Te wera o te wera mai i te huinga hiko ki te ruuma miihini (kW), (I te 25 ℃, ka kitea mai i te ripanga tawhā hangarau)

Tauwehe whakatika i etahi atu pāmahana DCF = -.011* TER +1.3187 (TER = Pūmahana rūma miihini tūturu°C)

Huri Huri = Tono hau wera(m3/min)

D = Kiato hau , 1.099 kg/m3 (38℃ 时)

CP = Te wera motuhake o te hau (0.017 kw*min/kg ℃)

ΔT = Te piki ake o te pāmahana o te rūma miihini (°C)(Tuhipoka: ko te 49°C te teitei o te pāmahana o te rūma miihini)

F = Te whakarea ararere hau (penei i te ahua i raro nei):

Design Manual of Diesel Generator Room  

Mo te whakaurunga whakaurunga o te radiator me te miihini, ko nga whakaritenga hau o te rūma miihini e whai ake nei:

 

V = te rere o te hau o te powhiri radiator + te tono hau wera.

Design Manual of Diesel Generator Room


Ko te pehanga o muri o te rere o te hau i te putanga o te tank wai whakamatao kaua e neke ake i te 0.1275kPa.

Ko te waahi o te uhi arataki hau radiator he 1.5 nga wa nui ake i tera o te matua radiator.


Pūnaha whakamahana miihini:

Te toenga wera o te punaha miihini:

40%—Mahi

30-40%—te hau pau

20-40%—te whakamatao

6-8%—Waku me te hihi

Ko te wera i tangohia e te punaha whakamatao ka ahu mai i nga waahanga e toru e whai ake nei:

1.Poto whiti iahiko wai

2.Llubricating hinu whakamatao

3.Turbocharger aftercooler

 

Aratau iahiko whakamatao matua:

1.Ko ia o nga punaha whakamahana e toru o runga ake nei ka hanga he ara iahiko)

2.Hybrid cooling circuit (arā, e toru, e rua ranei nga punaha i runga ake nei ka hanga he ara iahiko)

3.Air to rangi post cooling circuit (arā te hau wera i muri i te turbocharging i whakamataohia e te hau o te powhiriwhiri)

 

Te ahua o te punaha whakamatao:

1.Whakatuwherahia te punaha whakamahana: tae atu ki te pourewa whakamahana (kare he whakawhiti wera), te puna rehu me te nui o te wai.(kaore i te tūtohutia).

2.Kati te punaha whakamahana: tae atu ki te pourewa whakamahana (tae atu ki te whakawhiti wera) ranei te radiator fan, te whakawhiti wera, te whakamahana whakamahana, aha atu.


whakarōpūtanga o radiators:

1. Miihini whakamau radiator.

2. Radiatora Mamao: kaua e 17.4 mita teitei ake i te papu wai miihini kia kore ai e pakaru te pehanga nui i te hiri o te papu wai.

 

Ka nui ake tenei teitei, ka taea te whakamahi i te whakawhiti wera, ka taea ranei te whakauru i te tank wai whakawhiti (poka wera) ki roto i te iahiko tohanga wai.

Radiatora mamao poutū: ka pupuhi whakapae te mea whakamatao.

 

Irirangi mamao whakapae r: ka pupuhi whakarunga te mea whakamatao (kia tupato ki te aukati i te ua, te hukarere me te Hukapapa).

Nga whakawhiti wera : anga me te ngongo me te pereti.

pourewa whakamatao:

Ina hiahia te punaha whakamahana ki te iti ake o te pāmahana (hei tauira, i etahi wa me 54 ℃, 32 ℃ ranei te iahiko whakamahana poupou), ka taea te whakaaro ki te hanga

Whakamahia he pourewa whakamatao, me whakamahi ranei i te wai awa, wai roto mo te whakamatao, aha atu.

He whare whakamahana tuwhera me te kati.

 

Kei runga ake i te waahanga 1 o te pukapuka hoahoa o pai generator tūtatari , na te iti o te wa, ka taea e taatau te tiri i etahi waahanga anake.Ka tohatohahia e matou te waahanga 2 a te ra e whai ake nei, me whai mai i ta maatau tuhinga e whai ake nei kia nui atu nga korero mo te ruuma miihini miihini.


Ka pai pea koe:

Nga Mehua mo te Whakaiti Haruru i roto i te rūma Generator Perkins

Whaia Tatou

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