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"Nezamerzayku" ukufudumeza: ncomo, ixabiso. "Nezamerzayku" systems ndiwafudumeze
Kuyenzeka ukuba ukusetyenziswa kwamanzi njengokuba njengesipholisi akwenzeki. Kwiimeko ezinjalo, ukuya kuhlangula luza "nezamerzayku" ukufudumeza. Olu lwelo ineemfuno ethile kwiimeko yokusebenza kulo. It uneempawu ebalaseleyo amanzi, nayo leyo ekufuneka ithathelwe ingqalelo xa ekuyileni inkqubo ubushushu.
ukuqashwa
Akukho imfihlelo enye yeendima ezibalulekileyo ikhaya labucala inkqubo ukufudumeza. Oku kuphela ngoncedo kuyo ungadlulisela kuneqabaka nkqi, kweli lizwe lethu ayikho kuzo egqibeleleyo, ibe eneneni, ebusika akukho inqabile. Noko ke, nangona ukulungela yabathengi yiqabaka, kufuneka unikeze ezinye izimanga kwangaphambili. Kwaye, mhlawumbi, kuyingozi kakhulu na kubo emkhenkceni zivula - hayi ngenxa nto ukuba le meko kugqalwa likaxakeka.
Kuba imeko kaxakeka zivula ke ukuba izinto ziya kuhamba kakuhle. Kubalulekile ukuba uqaphele ukuba oku kungenzeka kuphela endlwini ibhoyila engundoqo, kodwa kwibhoyila ngamnye. Ngenxa yesi sizathu, xa eyila nayiphi na inkqubo, kuyimfuneko ukuqwalasela imiqathango ukhuseleko olongezelelweyo.
Ngokutsho kweengcali, le ngxaki ixhaphakileyo kwikhaya labucala kukuphanza kwibhoyila, yaye, njengoko umthetho, isoloko kwenzeka ngokungalindelekanga. Ukuthintela izimanga ezinjalo, kwakunye ukuphelisa ukusilela kwinkqubo zokufudumeza kunye ukupholisa kwayo okwalandela, iingcali ukucebisa ukusebenzisa emelana fluid.
isakhiwo
"Nezamerzayku" ukufudumeza - efanayo isinqandi okanye nokubanda. Ipropati iphambili ubushushu-yenethiwekhi - ukuvula ubushushu uvikivwa kulo ngumkhenkce. Ngenxa yoko kukho ukuqina ubume iphela. Nayiphi isinqandi kwiinkqubo otoplnyh ukwenziwa kumgaqo. Kubume bayo iqulethe oku kulandelayo:
- izinto (kwezithako), onoxanduva iimpawu ubume;
- izinto (inhibitors) yokuthintela umhlwa;
- icandelo esebenzayo inqununu;
- utywala (ethers) basis.
Le esisebenza
Ngaloo ndlela, "nezamerzayku" ukufudumeza kwaye utywala neziyobisi. Ngokwawo, i ethers na ingozi, kodwa ezinye nezongezelelo kwenzakalisa impilo. Njengoko enze njengesakhi esebenzayo in emelana:
- Glycerin.
- Propylene ethers.
- Ethylene ethers.
ethylene ethers
transfer Ubushushu fluid ngokusekelwe ethers akuvumelekanga ngokungqongqo ukusebenzisa kumakhaya abantu zokuhlala isigxina. Iintsilelo ngenxa yokuba le "nezamerzayku" zinetyhefu kakhulu zokufudumeza kwaye udibana nesikhumba kungabangela nokutsha. Igesi okanye ulwelo engena emzimbeni kunokukhokelela kwintlekele, kuquka ukufa.
isinqanda-kukhenkceka kwamanzi
Zonke ephantsi-grade isinqandi eyaziwa - isinqandi ngomatshini, nto leyo maxa wambi sathululwa kwinkqubo ubushushu - ethylene eveliswa ezisekelwe. Nakuba kunjalo, ukuba kukho ithuba nakancinane qha lomntu ethylene ethers, sivela ukusetyenziswa kwayo kufuneka kuphetshwe ngenxa yezizathu ezininzi:
- Le boilers combi lwenzeka kwi kumxube kunye wesekethe yonikezelo ngamanzi ashushu.
- Angase avuze.
- Mhlawumbi komphunga ukuba itanki ukwanda evulekileyo.
Musa ukusebenzisa ethylene ethers ulwelo antifreezing kwiinkqubo apho imbawula isetyenziswa njenge kabini-kwibhoyila.
propylene ethers
transfer Ubushushu fluid esekelwe propylene ethers, ngokupheleleyo non-ityhefu. Kakade ke, oku akuthethi ukuba ayiseleki, kodwa ukuba ngempazamo hit ngeedosi ezincinane nolusu, okanye ngaphakathi, akuyi kuba neengxaki zempilo.
glycerol
Glycerin "nezamerzayku" ukufudumeza (ixabiso elisezantsi) kwesinye phakathi kwinkulungwane yamashumi amabini kwaye iye isetyenziswe ngempumelelo ukuza kuthi ga ngoku. Glycerin - iyeza jikelele, yaye ngokungafaniyo nezimbini zethuba langaphambili, ayiwenzi amavili emoto owomileyo, kodwa kunoko ubuyisela kuyo. Ngamanye amazwi, izenzo ulwelo glyceric kwi irabha ekuthambiseni nokubuyisela, kubangele ukuba naxhala imeko rubbers uphawu.
abenzi Ubume
Phakathi kubathengi Russian, i "nezamerzayku" kakhulu ethandwa ukufudumeza brand indlu ezifana:
- "Hot-65Eko Blood".
- "Stugna-N"
- "Izinto House".
Xa kukhethwa zinendlela Kubalulekile ukukhumbula ukuba umxholo wayo propylene ethers ibonisa ukuba inkqubo crystallization ulwelo ithatha indawo kubushushu ka -60 ° C
Nezamerzayku ukufudumeza: ngexabiso kunye nezalathisi zobugcisa
iimpawu | amanzi enkolo | "HNT-40" | «Hot Blood 30 Eco" | «Hot Stream Eco 30" | «Dixis Top» | "Izinto Indlu 30 Eco" |
| umbala | ngaphaya | ezijiko-red | Red fl-ny | Valium-LIMITED Green | Yellow-eluhlaza fl-ny | Valium-LIMITED Green |
| umthamo ubushushu | 4.19 kJ (kg × K) | 3.57 kJ (kg × K) | 3,56 kJ (kg × K) | 3,55 kJ (kg × K) | 3.6 kJ (kg × K) | 3,62 kJ (kg × K) |
| viscosity | 1 mm 2 / P | 7.1 mm 2 / P | 6.1 mm 2 / P | - | - | 5,86 mm 2 / P |
| abilayo | 100 ° C | 106 ° C | 108 ° C | 106 ° C | 104 ° C | 106 ° C |
| Qala lobushushu neGauteng | 0 ° C | 40 ° C | -30 ° C | -30 ° C | -30 ° C | -30 ° C |
| mninzi | 1 g / cm3 | 1,075 g / cm3 | 1.05 g / cm3 | 1,045-1,05 g / cm3 | 1.05 g / cm3 | 1,04 g / cm3 |
| pH | 7 | 8-10 | 8,0-9,5 | 8,0-9,5 | 8.7 | 7.5-9.0 |
| Price ilitha nganye | 20 engange. | 180 engange. | engange 130. | 80 engange. | 115 engange. | 80 engange. |
Iingcebiso neekhomenti kwiingcaphephe
Kakade ke, ulwelo - "nezamerzayku" ukufudumeza uye iipropati ezahlukahlukeneyo, iimpawu kunye nezilinganiso isicelo, ke, imeko inkulu kukungabikho loluthando ebandayo. Isinqandi ukubunjwa defined iimeko lobushushu apho crystallization kwenzeka. Kakade ke, kufuneka ukhethe amaqondo obushushu asezantsi, oko luphawu ommandla yakho kwemozulu.
uhlobo zivula ichaza ukuba izakuba ngowuphi "nezamerzayku" abe efanelekileyo kakhulu kwinkqubo zokufudumeza ekhaya. Njengoko kukhankanyiwe ngasentla, zonke antifreezes badalwe kusetyenziswa izinto ezahlukeneyo. Ukubunjwa isenokuba ethylene ethers lulwelo enobuhlungu, ngoko inokusetyenziswa kuphela kwiinkqubo zokufudumeza lohlobo ezivaliweyo. Isinqandi esekelwe propylene ethers, ngokutsho kweengcali, ayinabungozi.
Isinqandi uncedo sandise ubomi inkonzo kwenkqubo zokufudumeza lonke, kuquka radiators. Kwaye okona kubaluleke kakhulu, ukuba njengesipholisi enjalo kuthintela ukubunjwa igesi.
Isinqandi - umxube propylene ethers kongezwe amacandelo ahlukeneyo inhibitory. Ithuba avareji yenkonzo nokubanda yiminyaka 4-5.
isiphelo
Quality "nezamerzayku" kwiinkqubo ukufudumeza kufuneka zinike ukusebenza kakuhle kwenkqubo, nokuba kwiimeko ezingxamisekileyo. Ngoko ke, ukuze songe kuthengwa zinendlela ezingafanelekanga ngokupheleleyo. Uyakwazi ukugcina mhlawumbi ukuba ngokuxuba ngayo ngamanzi Yek, kodwa kuphela kulo mzekelo, ukuba anithanga paniruete ukusebenza inkqubo ubushushu phantsi kweemeko ezinzima, umzekelo, kweyona mimandla yomntla lizwe.
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