. HcnapeHr4e co cHelKHoro noKpoBa H JIbAa nponcxoAnT B ToM cJryqae,KonAa ynpyrocrb rrapa B Bo3Ayxe HaA cHeroM Lrrrr4 JrbAoM (e) ueHsure, qeM
ynpyrocrb rap a, Hacbrrrlarcuefo rrpocrp aHCTBO npH reMlep arype Hcnapflro-rqeft noeepxHocrz en.
flpr'r nocrosuuor? orHocHTe,nrHofi snax'ocfr.r Bo3Ayxa c noBbrrrreHueMero reM[eparypbl yBert4llaBaercfl a6conprHafl BJrax(Hocrb, qro ilpr,rBoAgTK YMCHbIXCHHIO PA3I{OCTH YTIPY|OCTH BOAflHOfO NAPA (CN-4 H YMCHbIXCHHIOHcnapeHHq. tlpu HeKoropoM 3Har{eHHI{ TeMfleparypbr Bo3Ayxa pa3r{ocrbynpyrocrH BoAflHoro [aPa (en-e) Aocraraer Hy/reBolo eHaqegHr Lr r.rcra-peHHe rrpeKpar{aercfl. f,a,rrnHer?ruee noBL,rrreHue reM[eparypbr Bo3AyXanpHBoAHT I{ ToMy, qro a6co,rtlorHafl BJlax(Hocrb Bo3Ayxa flpeBbrrrJaer ynpy-rocrb napa, Hacbtrqarcqero npocrpaHcrBo rrpH reMneparype ncnapsiorq6rirroBepxHocrH, To ectl. elen. B raxoM cJryqae ltpoucxor1r KoHAeHgarrr,rflnapa. KouAeHcaur,rfl BoArHoio napa Ha noBepxHocrr4 cHera v ilbfta, [lr4Hyrx{HAKyro Qasy, r{a3brBaercq cy6ruirlauHefi .
I'IcnapeHue c lloBepxHocrz cHer-a 14 Jrb1a H3MeprrrcT np6 rroMorqr4 qH-
JIHHApHqecKI4X CCCyAOB pa3rr.rr{Hbrx Ar.raMerpoB rr eurcorsr. 3ra npz6opuIIanoJII{tlor cllefoM Lr craBflT B CIler rra ypoBlre floBepxrrocTH. I-lO ASN{e-HeHHro Beca npH6opa onpeAeJIarcT KoJrur{ecrBo HcrrapHBrxefocr cHefa
HJIH CI(OHACI]CHPOBABIIIHXCfl NAPOB H3 OI{PYXATilIE|O BO3AYXA. TOqHOCTI
TaKHX ACnaplrre,refi HeBbrcoKarr H3-3A BbrAyBaHHfl CHer-a wg npra6opa.
_ I4cnapeHue c roBepxHocrn cHera npra o4uofi z rofi *. ,.rn.parype
o6tr,{Ho MeHb[re, qeM r{cnapeHr,re c noBepxHocrn JrrAa. Oro o6rscHsercs
ueuilueii Teuro[poBoAHOCTbFO CHera,- BcJreAcrBHe qero TeMneparypa Haefo-rloBepxHocrl4 oKa3blBaercff HI'IX{e, qeM Ha noBepxHocrll JIbAa.
l'lureHcfleHocrb l,rcnapeHlrrr co crrera 3aBHCHT or efo nror"oa'', trayllacrKax c yuIorHeHHblM CHelKHbrM noKpoBoM HCnapeHHe r{Aer 6onee uu-TeHCHBHO' rIeM Ha yqacrKax c pbIxJIbtM cBeN{eBbInaBIIrLIM cHeroM.
Benaqulra HcfiapeHntt c noBepxnocrrl cr-rera Mo]Ker 6urr BbrqgcJreHa
no @opvii"rrg n. n. KyeluuHa:
Ern:0,18 (en -eri,o) (l + 0,54urooo) .mttf cymrcu, (225)
fAe €n - ylrpyfocrb napa npt4 reMlleparype HcrapflIouleft nosepxHoeTrr.
.tt6: , -----,
Hocrb noI{BbI, TaK KaK npH ee orcyrcrBr4v Ht4 Berep, HH TeMfieparypa y]KeHe Hrparor HHKaKofi pontt.
B nepuoA Aox(At H nocJle Hero, KorAa nepxHufi cnoft noqBbr o6unruoyBJIalKHeH, HCIIapeHHe C noBepXHOCTH IIOTIBbI aHaJlorl4qHo l4cnapeHr.rig c BOA-
146
Puc. 38. flo'{neuuur? HcnapureJrb ffI,I-500-50:
1- BHyrpeHnurt u,unuHgpt 2 - AHo c orBepcrueu; S - cocyA 4.na c6opa
npocorrHBuer"tcr BoAbr; 4 - sauqenr<a AHa; 5 - uapyxHrifr qnflHun'p;
6 - Aox{AeMeprroe BeApo; Z - xoarqeBas cerr(a; 8 -- r<oHvcnurfi 6ax.'
uofi nonepxHocru. Or,rluque cocronT B ToM, qro rroqBa nepeA Ao)KAeM 6llsaer
cLIJIb_Ho nporpera, I,I rloaroMy cMalrr.{Baroil{afl ee BoAa ucnapflerca 6ircrpee.
KorAa AorxAefi FIer, I4cnapeHlze nponcxoAuT c 3epKa/ra rpyHToBbrx BoA,
.o ry Mepe yBernr{eHl4fl HccyueFlHoro cJrofl rrclapeHHe c florrBbr yMeHbuaer-
cs. fl.norHble norlBlr, o6nalarcqae 6onrurefi Kan:ailJrfl,pHocrbto, HcnapflrcT
cHJIb[Iee, rIeM pblxflble. Hexoropoe 3uaqeuue HMeer rlBer noqBbr, penteS
noBepxHocrr.r, opneHTaqnfl ee rto orHoueHr4ro K crpaHaM cBera (c rcxuux
CKJIOHOB LlcnapeHHe npOZcXoAHT HHTeHcHBHee, qeM c ceBepHblx v gana fui,rx).
Vlcnapeuvte c noqBbl H3Mepsror c rroMoulbro ilorrBeHFrbrx Hcrrapzre.nerl.
Cyrr\uocrb MeroAa cocrouT B ToM, qro r4cnapeHr4e c norrBbr MOKAy cpor{aMg
Ha6,rlroAegzfi onpeAe/'IflIor rlo I{3MeHeHHrc Beca [orrBeHHoro MoHoJIHTa,
noMelqeHHofo B HcnapLrTeJIb, c yr{eToM BbrnaB[rr.rx ocaAKoB 3a ToT X{e nepHo_rt
Bpen,{eFII4 14 KoJIkIr{eCTBa BoAbI, ilpocoril4sii-telicg .Iep$ MoHoJl-r{T. I4snaeHeuHe
Beca ycTaHaBJIZBaIOT nyTeM B3BerUr4BaHr4fl; OCaAKH H3MepfIOT C nOMOU{brO
noqBeliHofo AoxqeMepa. BoAy, npocotluBruyrocfl r{ep$ MoHoJTHT ll co6pan-
txyrocfl n noAoc6opHoM cocyAe HcnapHTeJrfl, H3Mepflror craKaHoM Aolr{Ae,
Mepa.
I-Ia noqBeFIFIo-l.tcilapHTeJIbnbrx crar!uurx IroJrb3yrorcrr noqBelIrrbrMLI
yc\aplrleilnrvrvr llVI-qq0 50 (nnoula4rro 500 clvtz, Bbrcorofi 50 cu) w lfVI-
500-100 (n.noqa4rro 500 ctvtz, Bbrcorori 100 c.tt).
I4cnapure"'rt fll4-500-50 (plic. 38) cocrolrr H3 BHyrpeHHero H BHeuHero
III{JII4HApIOB I'I BoAoc6opnoro cocyAa. Bo nuyrpesHr.rfi ur4/rHHAp noMerqaercs
no.rseHHntr MoHoJrHr c HeHapyueHuofi crpyxrypoft. Ano 
- 
BHyrpeHHefo
UI4JIHHApa CbeMHOe c OTBepCTr4trMH, qepe3 Koropbre BoAa, npocoqHBruasc.rlqepe3 AIOHOJIHT, nonaAaeT n no4oc6opuufi cocyA. llpu nsnextuBatkr4 H kr3-
Mepeilnu KoJIHqecrBa npocoqHsurerlcs BoAbr eo4oc6opuufi cocyA orKpenJrfl-
eTcfl oT BHyTpeHHefo uHJrHHApa ucrrapr{Te,/Trr.
t47