Npog Cov Khoom Siv Rau Lub Tsev Xog Paj: Yuav Ua Li Cas Npog Lub Tsev Cog Khoom Thiab Yuav Npog Qhov Twg Yog Qhov Zoo Dua, Yam Khoom Uas Tsis-khaus Cov Khoom Siv Tuaj Yeem Siv Los

2024 Tus sau: Beatrice Philips | [email protected]. Kawg hloov kho: 2024-01-09 13:23

Qhov teeb meem ntawm kev npaj lub tsev cog khoom yog qhov tseem ceeb rau txhua tus neeg ua teb thiab tus ua teb, tsis hais txog kev paub dhau los. Tshwj xeeb, qhov no siv rau kev xaiv cov khoom lag luam zoo thiab siv tau. Kev lag luam niaj hnub rau cov khoom lag luam no muaj ntau yam khoom siv raw uas tuaj yeem siv rau kev tsim tsev cog khoom.

Peculiarities

Npog cov ntaub ntawv ntawm lub cim tshiab ua rau nws muaj peev xwm ua tiav cog cov ntoo sov tshaj plaws txawm nyob hauv huab cua hnyav tshaj plaws. Txawm li cas los xij, txhawm rau kom lawv tiv nrog txoj haujlwm uas tau ua kom muaj txiaj ntsig ntau li ntau tau, lawv yuav tsum muaj qee yam yam ntxwv zoo thiab yam khoom zoo. Tau ntau caum xyoo, iav lossis zaj duab xis tau dav siv los ua cov ntaub npog rau lub tsev cog khoom. Qhov no, rau qee qhov, nqaim cov peev txheej rau kev ua haujlwm ntau yam ntawm cov qauv.

Niaj hnub no, cov khoom lag luam tau nthuav dav. Txawm li cas los xij, txhua cov khoom siv sib cais muaj tus lej ntawm qhov zoo thiab qhov tsis zoo. Yog li ntawd, kev xaiv cov khoom no lossis cov khoom siv raw yuav tsum tau mus cuag nrog kev saib xyuas tshwj xeeb.

Rau cov khoom siv ntawm lub tsev cog khoom thiab tsev cog khoom, ntau lub hauv paus yog cov khoom tseem ceeb

• Lub zog, ua kom ntseeg tau qhov tsis kam ntawm cov ntaub ntawv raw mus rau qhov hloov pauv kub, kev puas tsuaj ntawm cov tshuab, cuam tshuam los ntawm ib puag ncig nag lossis daus, cua thiab hluav taws xob ultraviolet.
• Kev xa lub teeb txaus kom txuag hluav taws xob, suav nrog cua sov.

• Kev lees paub qhov hnyav thiab yoog raws ntawm cov khoom siv, uas yuav ua kom ntseeg tau txhim kho txheej txheej ntawm tus ncej.
• Muaj peev xwm ua kom tawg hnub ci thiab txiav tawm qhov teeb meem UV tawg.
• Tiv thaiv kev tsim cov hws rau saum npoo, uas tuaj yeem ua rau kub hnyiab ntawm cov ntoo nplooj.
• Tiv thaiv kom tsim cov microflora teeb meem ntawm txheej;
• Kev saib xyuas yooj yim, yooj yim siv cov khoom siv (tshwj xeeb tshaj yog thaum ua haujlwm yuav ua tiav nrog koj txhais tes).

Txhawm rau txiav txim siab cov khoom siv twg yog qhov zoo tshaj plaws rau lub tsev cog khoom, yuav tsum muaj kev pom zoo ntawm cov khoom ntawm cov khoom siv kom ua kom sov hauv, ua haujlwm lub neej, tus nqi thiab kev teeb tsa.

Hom thiab yam ntxwv: pros thiab cons

Thaum kawm paub ntau yam ntawm cov khoom siv no thiab ib puag ncig tus neeg ua haujlwm, koj tuaj yeem ua ntej ua ntej kom raug thiab yuav cov khoom lag luam raws li qhov yuav tsum tau ua hauv qhov xwm txheej tshwj xeeb. Kev tsim kho cov thev naus laus zis niaj hnub txhawb rau qhov tseeb tias cov khoom lag luam tshiab ntawm ntu no tau tshwm sim hauv khw, thiab cov uas twb muaj lawm tau txais cov khoom ntxiv.

Polyethylene zaj duab xis

Qhov no yog cov khoom lag luam uas, rau lub sijhawm ntev txaus, tau ua cov khoom tseem ceeb rau npog lub tsev cog khoom. Qhov no yog vim qhov meager ntawm cov khoom lag luam analogue. Vim yog qee txoj cai tus nqi uas tau tsim los ntawm kev ua lag luam rau cov khoom no, zaj duab xis tuaj yeem hloov pauv txhua lub caij. Cov ntaub ntawv raw tau ua tiav lawv cov haujlwm ua haujlwm. Niaj hnub no nws tsuas yog siv rau lub tsev cog khoom me me. Yog tias qhov xwm txheej huab cua tso cai rau cov khoom nyob ruaj khov thoob lub caij ntuj sov, nws raug nquahu kom tshem cov khoom rau lub caij ntuj no, vim nws tsis tiv taus qhov kub poob ntau dua -15C. Cov kev pab cuam lub neej ntawm cov khoom tsis ib txwm txiav txim siab los ntawm cov tuab, thiab tus nqi ntawm cov khoom yuav nce ntxiv los ntawm qhov ntsuas no.

Cov yeeb yaj kiab muaj ntau qhov zoo . Cov yub los yog cov nroj tsuag uas twb paub tab tau zoo tiv thaiv los ntawm cua daj cua dub, nag lossis daus, thaum sawv ntxov daus thiab pos huab. Kev ntsuas tus pas ntsuas kub thiab cov av noo ib txwm yuav siab dua sab nraum lub tsev cog khoom. Cov polyethylene npog cov khoom lag luam tseem pom nyob txhua qhov chaw raws li cov khoom siv raw rau npog tsev cog khoom thiab tsev cog khoom. Nws raug nquahu kom siv cov khoom lag luam nrog cov xim pob tshab, uas yuav tsis ua kom sov ntau los ntawm lub hnub ci. Qhov tsis zoo ntawm cov khoom suav nrog kev pab lub neej luv, qib qis ntawm kev txiav tsis kam.

Reinforced polyethylene zaj duab xis

Hauv kev pom ntawm kev tshaj lij thev naus laus zis, cov yeeb yaj kiab polyethylene tau ua tiav qhov kev txhim kho tseem ceeb. Kev cuam tshuam ntawm kev nce qib tau cuam tshuam rau cov khoom sib xyaw ntawm cov khoom siv raw no. Kev suav nrog ntawm cov khoom tsis huv tshwj xeeb hauv nws ua rau nws muaj peev xwm los tsim cov khoom tshiab uas npog tag nrho - ntxiv cov yas polyethylene zaj duab xis. Cov khoom zoo li no tseem ceeb rau lawv qhov muaj thiab tus nqi qis.

Cov zaj duab xis txhawb nqa yog cov ntaub uas muaj peb txheej, qhov uas txheej nruab nrab yog cov ntxaij polymer. Pom qhov muag, cov khoom zoo li nuv ntses, tab sis cov cell hauv qhov no tau ntim nrog polyethylene.

Nws muaj nws tus kheej qhov zoo

• Kuj ua rau kub tsis zoo. Cov khoom siv tiv taus te kom txias txog -40C, tsis poob nws cov khoom ntawm qhov kub txog li + 90C.
• Vim tias qhov sib txawv me me ntawm cov cell nrog micropores, cov nroj tsuag hauv qab zaj duab xis ua pa zoo, kev sib xyaw ua ke tsis sib sau ntawm saum npoo los ntawm sab hauv.
• Lub teeb ruaj khov thiab ua kom pom kev zoo ntxiv ua cov khoom ntxiv, uas txuas ntxiv cov khoom lag luam lub neej kev pab, txo qhov tsis zoo ntawm tshav ntuj rau ntawm cov khoom.

• zoo durability thiab maintainability ntawm cov khoom;
• cov khoom tsis raug rau kev lwj thiab tsim pwm, lawv yooj yim rau nruab.

Ntau yam ntawm cov yeeb yaj kiab uas muaj zog ntxiv suav nrog cov khoom lag luam uas yog thav duab ua los ntawm polypropylene lossis fiberglass threads, twisted polyethylene.

PVC zaj duab xis

Cov khoom no zoo li cellophane hauv qhov tsos. Txawm li cas los xij, nws tsis tawm suab yam ntxwv thaum sib cuag thiab yog tuab heev. Lub ntsiab qhov muag sib txawv ntawm cov khoom lag luam los ntawm lwm cov ntaub ntawv uas npog lub tsev cog khoom thav duab yog xim daj ntawm cov ntawv txiav. Qhov ua tau zoo ntawm cov khoom suav nrog kev xa hluav taws xob, uas yog 90% rau lub teeb pom kev zoo, thiab tsis tshaj 80% rau tshav ntuj.

Nws tsis kis hluav taws xob hluav taws xob , qhov ntsuas ntawm qhov kev tawm tsam no xa 9%. Qhov zoo ntawm cov khoom siv tiv thaiv lub tsev cog khoom los ntawm txias txias thaum hmo ntuj. Qhov tsis zoo ntawm cov yeeb yaj kiab suav nrog tsis kam tiv taus qhov kub thiab txias. Cov txheej tuaj yeem tiv taus te tsis pub dhau -15C. Nws tsis tiv taus av: hmoov av nyob rau saum npoo ntawm cov khoom, uas cuam tshuam tsis zoo rau lub peev xwm kis tau lub teeb.

Iav

Txog tam sim no, lub tsev cog khoom iav tsis muaj rau txhua tus neeg vim tus nqi ntawm cov qauv no. Tab sis kev ua haujlwm ntawm lub tsev cog khoom zoo li no yog qhov peev txheej loj, vim cov nroj tsuag sab hauv tau tiv thaiv los ntawm huab cua tsis zoo.

Cov iav muaj ntau qhov zoo, suav nrog:

• qib zoo ntawm lub teeb kis;
• cov yam ntxwv zoo rwb thaiv tsev;
• biostability.

Cov tsev cog khoom iav muaj qhov ntxim nyiam tshaj plaws hauv kev sib piv nrog lwm cov ntaub ntawv uas tuaj yeem siv los npog cov qauv.

Qhov tsis zoo ntawm kev tsim iav suav nrog:

• hnyav hnyav;
• fragility ntawm cov khoom;
• kev siv zog ua haujlwm ntawm lub cuab yeej.

Muaj lwm txoj hauv kev rau kev npaj cov iav tsev cog khoom , uas xav tias siv cov qhov rai qub qub nrog ci tag nrho rau cov laj thawj no. Rau cov neeg nyob rau lub caij ntuj sov ua haujlwm hnyav tshaj plaws, qhov kev daws teeb meem no yuav zoo tagnrho, vim tias kev siv cov ntaub ntawv siv yuav txuag nyiaj, tsim kom muaj ib puag ncig tus phooj ywg thiab ruaj khov lub tsev cog khoom uas tsis ntshai huab cua txias, daus, los nag thiab kub thiab tshav ntuj. Koj tuaj yeem xa rov qab cov iav qias neeg mus rau nws qhov kev pom zoo yav dhau los uas siv cov kav dej tsis tu ncua thiab ntxuav khaub ncaws.

Cellular polycarbonate

Cov khoom siv no yog koom nrog pab pawg ntawm cov khoom siv raw. Nws los hauv cov ntawv sib txawv. Polycarbonate yog hollow siv nrog choj hla cov khoom uas dais qee qhov zoo ib yam li zib ntab.

Cov yam ntxwv zoo ntawm cov khoom suav nrog cov yam ntxwv hauv qab no:

• qib zoo ntawm rwb thaiv tsev cua sov;
• teeb pom kev zoo (84%);
• tsis kam rau cov khoom puas;

• qhov hnyav tsawg kawg;
• zoo nkauj tsos;
• yooj yim ntawm kev teeb tsa.

Qhov tsis zoo ntawm cellular polycarbonate yog:

• deformation thaum sov lossis txias;
• txo lub teeb kis mus rau lub sijhawm.

Thaum npaj cov tsev cog khoom nrog cov khoom zoo li no, qhov kawg ntawm cov ntawv yuav tsum tau tiv thaiv ntxiv los ntawm kev ya raws siv cov ntsaws. Kev tsim cov polycarbonate yuav siv sijhawm ntev, thiab kev teeb tsa xaiv, ua tsaug rau lub peev xwm khoov cov ntawv, tuaj yeem muaj ntau yam sib txawv. Tias yog vim li cas cov khoom siv no nyiam los ntawm cov neeg tsim toj roob hauv pes.

Agrofibre: nws yog dab tsi?

Cov khoom no yog cov ntaub tsis-ntaub zoo ib yam li cov ntaub tsis-ntaub. Hauv kev tsim khoom, siv cov polymers.

Ua li cas?

Muaj ob hom khoom siv uas muaj lub hom phiaj tshwj xeeb. Muaj cov khoom dub thiab dawb. Thawj qhov kev xaiv yog npaj rau insulating cov yub thiab tiv thaiv tiv thaiv cov nroj, qhov kawg rau kev tsim kho cov tsev cog khoom rau lawv tus kheej. Agrotextile yog sawv cev rau ntawm kev ua lag luam rau cov khoom lag luam zoo sib xws hauv ntau hom. Cov ntaub ntawv xav tau tshaj plaws yog agrotex, spunbond, lutrasil. Txhua hom khoom lag luam zoo sib xws hauv lawv tus yam ntxwv, txawm hais tias cov khoom siv tib yam yuav raug hu txawv los ntawm txhua lub khw.

Agrofibre tuaj yeem muaj cov cim sib txawv uas qhia nws qhov ceev (60, 80, 42). Kev teeb tsa thev naus laus zis ntawm cov khoom siv no tsis xav tau lub thav duab tshwj xeeb. Nrog cov khoom siv tuab tuab, koj tuaj yeem yooj yim npog cov yub, kho cov txheej txheej ib puag ncig. Txhawm rau teeb tsa lub tsev cog khoom nrog cov thav duab, koj yuav tsum yuav cov khoom siv nrog qhov ntom ntom ntom ntom ntom ntom ntom.

Qhov zoo thiab qhov tsis zoo

Agrotextile muaj cov yam ntxwv zoo:

• cov khoom tsis nqus cov kua thiab tso cai rau nws kom dhau mus zoo;
• nws muab kev tiv thaiv zoo tiv thaiv kab mob ultraviolet;
• khaws cov cua sov zoo hauv;
• huab cua zoo permeability;

• tshem tawm kev tsim cov hws;
• ntseeg tau tiv thaiv cov nroj tsuag los ntawm kab, noog thiab nag lossis daus (los nag thiab khov los nag);
• nws yog ib qho yooj yim mus use thiab tswj.

Qhov tsis zoo ntawm cov khoom yog:

• tus nqi siab;
• qib me me ntawm cov rwb thaiv tsev cua sov.

Daim ntawv thov: Nta

Cov kws paub dhau los, thaum txhim kho agrofibre ntawm tus ncej, pom zoo kom ntxiv dag zog rau cov ntaub txiav hauv nruab nrab ntawm daim ntaub, tsim los ntawm lawv ib hom kev sib txuas uas yuav ua kom yooj yim thiab ua haujlwm tau nrawm. Txhawm rau ua tiav txoj haujlwm, tsis tas yuav yuav cov cuab yeej tshwj xeeb lossis koom nrog cov kws tshwj xeeb hauv tus txheej txheem. Lub peev xwm los khi cov pob tw yuav txaus. Yog tias slats tau txuas ntawm ntug, qhov cua ntawm cov qauv yuav raug txo qis. Cov canvas, uas twb dhau los tsis zoo rau npog lub tsev cog khoom, tuaj yeem siv tau zoo ua cov khoom npog rau cov yub lossis cov paj ntoo uas muaj hnub nyoog ntev. Qhov nruab nrab pob zeb pab lub neej ntawm cov khoom yog 4-5 xyoos.

Cov lus qhia rau kev siv thiab saib xyuas

Nco tseg qee qhov kev qhia.

• Nrog qhov tsis muaj peev txheej, qhov kev xaiv pheej yig tshaj plaws rau npog cov ntaub ntawv rau lub tsev cog khoom yuav yog zaj duab xis polyethylene. Rau cov neeg siv khoom nrog peev txheej peev txheej nruab nrab, nws yuav yog qhov laj thawj ntau dua los xaiv iav lossis polycarbonate.
• Yog tias kev ua haujlwm ntawm lub tsev cog khoom yuav luv luv, tsis muaj kev nkag siab zoo hauv kev yuav khoom kim thiab ruaj khov.

• Cov qauv me me tuaj yeem npog nrog cov khoom sib txawv txhua lub caij. Nws yog qhov zoo dua los tsim cov tsev tsim nrog qhov loj me kom huv si (piv txwv li, nrog kev pab ntawm iav, uas yog qhov tsis txaus ntseeg rau kev saib xyuas).
• Cov khoom siv PVC ruaj khov heev, lawv tuaj yeem siv tau txog 8 xyoo, txawm li cas los xij, zoo li zaj duab xis polyethylene zoo tib yam, nws yuav tsum tau muab tshem tawm thaum kawg ntawm lub caij.

Cov cuab yeej ntawm lub tsev cog khoom presupposes qhov kev paub tias nws tsis tsim nyog cog cov nroj tsuag tib yam hauv ib qho chaw txhua txhua xyoo. Agrofibre thiab cellular polycarbonate tsis ntev los no yog qhov xav tau ntau tshaj plaws ntawm cov neeg ua teb. Cov ntaub ntawv no yog qhov ua tau zoo thiab ua tau zoo hauv kev muab qhov pom pom microclimate sab hauv tsev cog khoom.