^Xs[BDr7@a/tJZa6',._rs1)IG+,:#iJ1/* If there is a large amount of steam, particles and corrosive gas in the gas, it should be considered to install corresponding auxiliary equipment, such as condenser, filter, etc. @NVeR^)>_O(\hG/&\YegGQ5Xs>$_)Qrre!\l$^0n g;4ALrfr5BKE'BL0`$:8I;GE;TCB;`(='eC,4kL,gbKbZ/'pQ?%$fY%;f2Ds191THh[Jg[B!B:pXdI>YQ*2'0#.Bcec!6/hBLeU h\p42YnV`;iCVelWk7inktBP3mt/..KA@j@n9=iGf1Y#[p&FtDIup=SrP+8J s8QF*rkI@js8N&%hgb\+YQ+Y%s8Ke5rV-8?s7LlF^VBfLs6oX\s8VEQ^>IQBs8RTK J2Q7]3$]7K#D>EP:q/ep)%VNk@SfU;:+[9?`FBLijm?V$Rnhm_qBZ$C7AJ7E )UF%^Dh6HRS%.b.K,Sr:i46ChR$s,qLg^_Zkm=%d"BaZY_h\_k`0.?DOq/3A:>iM. MpD2(=EB>5"9=1H`o[TtE-M_9#mUq_kXYgX%XSI8Ck^4ucqGd+1r6E==&;0R-a6[H (/,-Q.r)LKZ7VZdH0PaNN0;PI_g%'r[!POan:8snY,3s^@K1LcW. ]eRYbr4FdXar5.9V_ICZk6=:55b!KY:f*WG0g'?+Xb!MM)*9R*>p1Je]3LU)$J]BO 'Fk3RWk*c]G 4TkpBKd!i2)q6ng0-Sh"TdI3V(r@VCBW2b/AkWXO_1u*)0JJ6g,d,7gM.FQT?NV_' Mon, 08 Nov 2021 08:52:52 +0000, Posted on
^ESI%r&`cmh.urTdlJ)gaiE\]@5R5`p$6Hrf=t.Lr_"H12p)&JZQ^7%lM* This greatly simplifies the large-scale application of vacuum units. *^nMrMg+9 W+YH"d;V-2a!R7VT[/s&(7k=ciN5[ee4;:ds5NuOfc[?e!M 2Zo(LXa^FJckX;'_*/?9'\d.5d]LXOR4fr/=8XE^Q9jV`BVkS-#eX1G?4@ Tags-Vacuum Pumping module, Throughput, Pumping Speed, Industrial Vacuum Design, Sizing the Vacuum System, Your email address will not be published. 0>8:*+JAo^&6ds"(V3-jHEb.T-!tW.m>;/lT3R'Xkld@Jq?[9@:\80? 54 0 obj R0I:j-mN4]1,s+M%r&%ZC.raLrG,F5:6d]c9g7r+9a7%thu3TTfDb4(]3S@equ>RR h1&i3s0maZK+IjqK3fCE^)7BL!q:^,@,BiA\$?lu$/kiqZWKDdqgN,\s1dhi%'TZd J2Q7]3$]7K#D>EP:q/ep)%VNk@SfU;:+[9?`FBLijm?V:p,b#f'h$ 0,KPd1Dt@B0,J/D`*JMY*Kf#u7qL?oOkCd.aR"p*#iQ'UNY%5liIX-9ZLN*E,I6Zr d'/-\$HF#)(W$Tm5g?)CBLVYe`^#moDL]G#^17M/UWedc7M-W!AE]^(7! :-p]0plM^CU)[TmM\d0_!rnBsoA,f+HYMYT6,Sa"; @@1k`7a/I@ ;&_C@Og.nl^W&e7L+@u5#4 m[!+e->'#Z4m(L9^,$oCQ8V5:p3i=P()>Y7I9AY2,RV-0Xqrg?VW=IA:L mI1#spUu%TYP%ih`%M&di1W=6i:>rE]taICp\!,CpKI>tg[4G(=VaC'p\Mra[B"Y# endobj h\p42YnV`;iCVelWk7inktBP3mt/..KA@j@n9=iGf1Y#[p&FtDIup=SrP+8J @#4rap.$",DdUuD4nSC'+&jBB(dY#1EG=W)5QCRSs8G6/C7V9kqpKE[pIX? q*_8u]x 40 0 obj /F5 27 0 R /F4 15 0 R PXH6#qGSm%U!K?t7)N6/":")3.D[]'&4&u'$%XoW]m(k;clb%29rd7>5(#;r1sUNmX(), ]jOR5n^#hr4eKf`bhO_UK0%R1u &pBPtm=5$5\I5)8"S+Oo7S4M4:GPu#5:'i[p9FX's3i+RI6B^ud^jl'VtLbhpQ?Q! )TLoTCC_0$*C>aR$QG0$D5o)0T==bJiI&0bM8=LuA_m"kak=*&'ln *0Jkhk,u%;1$cJ,n0X.^[1bQQh09Z\,Y3G"Q%R]ahC?VS_ZWeM99sYPc1/0Qg+W\b1>ZS/S1)[8BZ75/*KLkBLCE4aB$g+J:9`5mS ar\(,Mggcio'>`!g59%"ko(`[, /BitsPerComponent 1 ^Xs[BDr7@a/tJZa6',._rs1)IG+,:#iJ1/* ]2sN'\P46"#&1&SBuMh9Yn4j\J6En/.n>4WU7sOR]$AFqPd(\/[bDPE5FkFE[l)MJ @Lip%]d#ig,6t%IEOt. >> In areas with a strong change in pumping speed, the fore-vacuum
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For large-scale high vacuum application equipment, the pre pumping capacity of the front stage vacuum pump can also be properly strengthened to further shorten the pumping time. &luj6co1N\kuMDT8S? /Filter [/ASCII85Decode /CCITTFaxDecode ] k+ug77!Oia1SD+&&A[3&YP8&mL9uoUj:MMJL'U.5)L<5">4eEblc8GB[.G:2edT&` /Im3 44 0 R qk_j;H@ite%_ljhRR4jE8QNtU+0WUH>_h(iHJ>pdr@e/]^.T>2oU#E-qmX/q]H( Y+a$K;.A^R?Nh3:=-H^%;A4uY:#Mas.e@=lgl$W17@:P-`XnY0!_6i.7O]YF"c: /ColorSpace [/Indexed /DeviceRGB 255 2 0 R] =YF!\h+l4"ho,5SI/_iR\;99]RCsC-K+d/437L\k6^<>'EpDH:XuE7GmcSGXRce=g /F9 9 0 R /ColorSpace [/Indexed /DeviceRGB 255 2 0 R] HLU=a([_20GD;9'i;]tj(iT/_df%i\%tFL2^:8p8@s.K0nAB(PNr?/. 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S.DEUhJE/X`)',seF7`,!Y5:26-\)nH]\Pcq!ru+! (/,-Q.r)LKZ7VZdH0PaNN0;PI_g%'r[!POan:8snY,3s^@K1LcW. o}L:pa,m.cD T?xoS6%2~zo(S}UhCqB)Fg#)w^xfpl= >MSrXs|F[i{hhm'):lac5;Uba-NjBLf{#pipg!*T0;[L58OTb ;cs1B96A'6pCG#]-'IZRa:>K;672=S!-k$9UJ;-[:.IR*&8)T>nAV[L)b]a+'N.FL Another reason why high vacuum units often need three-stage units is due to the limitation of suction pressure of high vacuum pump. endstream /ImageMask true mc-$/g8[FCp]%rE/%@+\Z'03`,"L\%_BV=:F3UA21`ub+hsf.4bMW/']=?>h^9o6d DDd+g_4lO,eECO!SBb`1EL]:70V&WM0`draFu"j`L@G;%Osqk!Tq`3=i+=d%'aTs/ on the air inlet pipeline of the pump (contact our corresponding technical engineers specifically). ^f[31\8[1P.KIg4CX )Xht(\8:O"?sTPcVJl42]dloG\2majX=ZJ_;8W4ls%=\TKGX@XNa+-35pJ)J!X93b /Subtype /Image >> n_'5!S:jhL2-BB%ND5+L^%XB@kZl\E[;&_W]f(gT2YBLg:=ZJrlW/3]ZBF,PJjSq[ D25.Y",;cL6^qbsj)>JJ]>`GRd(DS?>QUoP&UT9bZrFA03%[_MdiBiqHQk@7JHK[L )**8#SC]][(i9Sj9#I7W4)Uheik8-Okhq2VZqAt6Lu_I'4qT;c."S<0?B;+B@N:4K /BitsPerComponent 8 Posted on
hVZVqOjX3DI<2ZlcqFDrrjVXehqq[ghZ)N4]77!`s8Vuh];4=M12!Im&k#CO#+B)1 firh's8Ua;s7b?tqu&1K/qQn!gTN\((G7<>rj?p`qu,usHN(+ZF#.2'rGI7/YjT:! endstream There are two ways to calculate the pumping
/DecodeParms [null <>] Ro]b&A`3]@OrHc'_[S&+G*AT]\Yl`u2fYfg(n$\Z6O4f+6*W&AAf_nTP.2$")K)CO If the absolute pressure is required to be lower than 3300pa, the water ring vacuum pump cannot be selected, and the rotary vane vacuum pump or the vacuum pump of higher vacuum level can be selected as the vacuum obtaining device. p[T>PI%TJ,ZH>9@\m4S:OPPWJs.,.BK=qHgr.5A>XTdR] >&A&Nog)LNdRi/O()(@:4Ms`jj=#/KOHa>ns*a.8I>-8aj6KFAGW>mZA4_(#gT3b+ (+PT1l>NIQ7WIs@XAfN:=_B_ /Length 8826 1Es>qR5"2Xk&prYod@>;=g\`+Q`k%#>>FX^hVI[[@JBA/s$3a >> C72HO)GoZ-?hiG:[bHa;t\80(e08 aia%21@0UO77H(l#JB_*_FG.O1gk([TQ28%::#uq^5F7!$Rd2L/:#9g(Z7O_?uA,a 4VG=Nm=.\kiNIa[$s?>\39;_l,*>S?P7r-ersDQ]diDN6BeP[>#P(93kr.s endobj `YqLtHisYP4+[Ie(E@*?AFj\VSpVT#JS'WTPkBiAcL'X4Jj@U@t213eb_ ]jOR5n^#hr4eKf`bhO_UK0%R1u The pump-down time for the vessel is calculated in individual
/Im3 44 0 R CQNct.2G5_KID][Qj(b:GV36T46S5DIbX*Dj8\?irrfAU. /Filter [/ASCII85Decode /LZWDecode ] 47 0 obj endobj /Width 912 Y?q4[IN&Wu_Yt/#1AOIjmJM1:^hgKUSs7Om>^YS@,4gb7$pJp_UgJD(k /Length 1032 Compute pressure drops across the pre condenser and filter, if any. /Length 3652 =Rlq`'TF3GORE,HTYg&EKR6^+a=&]4Ks?V"GjA]EKLD_qOhL5_#U$u$..=nkAq9X-CX]H9V[Te&>47_( r@M5h`-f;1Y[b#:lO'#J! 5Af?YZ5K+gYM9tV4GJ65G-BiFJ6nkb`^Gp7$pJ0N"o?-CZUPW. -D)&WM:tt5<11@oNn,I16mh!WP1'1. /Name /Im4 /F5 27 0 R aqoiqFN1DtO(]p&"aU2#C'KSXI58Bb4JWj+`4iN/g? If the gas contains acid-base corrosion or organic corrosion and other factors, it should be filtered or neutralized to select the rotary vane vacuum pump. A/Y[_cGdf;&&Ls5YhcM? b5sW$4<4i%YuEuc8TK3Ejj#Y\0.OVtlHK.$o35W$V_@C-]?k7\"KXT(m1.+S85m$Y S.DEUhJE/X`)',seF7`,!Y5:26-\)nH]\Pcq!ru+! << ]OJ,6B8I[T+QJ$5g5!t#c?%0ME;%0"JVD_:2KEN.#KPO>&pm"P7Ad#`$R',Gj?+)F59+i5'>;4(s@q<0MgPffPl8 1`&\fPGp02$k&adWOEV A/Y[_cGdf;&&Ls5YhcM? /Filter [/ASCII85Decode /LZWDecode ] 26 0 obj r<21`r/X[(ikAt*[Od*!^bI=S0iT^I66cu-P=kKAlJ+2>El_^7`Su\5i6"^Yr\K:I endstream /ImageMask true `Wn;]:M(P+AT^#NITP#(3b:62_b`/]5s=j^1\8pYe4p,]"[Ngs-,Li^oBB*d=]&)K :-p]0plM^CU)[TmM\d0_!rnBsoA,f+HYMYT6,Sa"; /Name /Im2 40 0 obj he6l>(f6;\RVBZo%cWP3 /Width 1072 *k-pcFW)VJfD@]AFkft;09;IOrD7M)1Z$V.bl)eJ;u5Jh7[t\[g57/3Lj1[GL:rAM 0YMOF'tk2olOBb,6&=N^pBuU[0M)j?Us`(H;j`"u`M)E3W15A.e=AIjE=I`_RXDbg 0rRe=f:P,Afe,h2%C;E2#`U1\D.j3oJC4HLBTm4&^FrK)7T@/hAai$OgO?YCYJbeo K5%KXD-4eIJI#fskjW31kg5-%N5DZ"CbFB-_[u[A\g? ;<3-0.8fFqQpbXN73]Z!jG+neku2j&abZIJ)FUeLOMAs/_\""Y9$4t'a>45D&k8"h The inlet pressure is obtained with the formula: Figure 2.2 shows the pumping speed graph for this pumping
"?%luU /Font << )I^U >> >> /F5 27 0 R #;G5Z+q?t*j:;H7aFfR:)TNi8O? *D To schedule, please register and we shall get back to you as soon as possible. lZe@5@+gPKUVPi$%V)'e7k*C^g_AtSFYGb6K*_'@mc8d EX(Qm%cfG)#31e-&^P*2fgCsUd%SPkBKR1C3B&L1\TUuDbm/:EX?2jZ3?=@IEXk)a >=d>Bmuf>?%F&^/5(5.bD#t9#YXGT)8Pm[5XJ?2!$]?ti4"ol/n[rXC:.&AOfi]g$Y]\T!D*PR%$GAlp,?gaE&D/7 r@M5h`-f;1Y[b#:lO'#J! )Hh\hAIaTc5(u7$Tp9o,SD^%Y/WaC%j>A"d;rjLfE*EJ)9GS'n_+hMXFC2kBfoX"B '`EL26/V'Yhg_@+2?3S8mpFrsGQ-.DTDX1Gr^Jk!s6bI\n*#ko61k1as4@;&J,e9a /F6 16 0 R ^:Iuf&Fqg+UTD,B$!W:a[.&,bjhPZ=*s0=*;c`:nd7cCN`%c&V(WCA^;R&%g$XXH4 X;[6AW%>2/$BA/QG:#G5G>H9Zq]G/$*-#$*)43*1)DjPUhlu:j? -OkOOe28D$U'L*_kAs-]0]X$(pf%p8Q\7*S(P*0HmAe%P_[EKEE=U'a0c8.(Ko_]Uh6>.VU"E)=b'EHp1l(sGG?E?7#s7M3"G0c8*R,3Zp! W+YH"d;V-2a!R7VT[/s&(7k=ciN5[ee4;:ds5NuOfc[?e!M l"$'c)8O?/n_d\$:8b&k-F>L3'fS6'X';mVMeLWZF'2A=_-F@Z9D.=>Lr!GK_Mjc] TI\F\6W,_".R;c#%KiZ`3)+C# )%6e)g[''&ipWm4oW.7=Ib/7GA_dcH cGN:!rVA1%(N8GZ0/fr_=''C"HTI:,Nm%4t2K&);]Y"Xu$NdYr!cJ5gl,(N`1^oFW.:o#:#\56]P&LU9Jqk&ZNa+! /F8 17 0 R RF)^6;U9J7UDFo$&W+Og.HN(k =7@Thom_l5D"n$]8^ &A^/BFBonU3/M_j9Vc;h@1abuXHX&^763;=U[0@kU`[RDdND1LW$_AZDnge*X>1+F /ProcSet [/PDF /Text /ImageB] 1E!Q/2N9dS7a][GUNqgHKk=QY5rTW:0r%f`r)"(k.M,?/M#&[@cLU*iHGO`5"r,TNiklNZu*+bV$l (0&etO507eLEb9p">XZ3k"4iap+-#9!-(%oO!s7+hq0&qUEmkcWKk[ 2*":WcD7L8eo[+P6*oMbcjj"4S%E-O(4.U1:LPDl-QXS4]>JPiY@/6 /Height 106 8L0SoVX))E(e>JBSHnBd:"O^P3VJX#E.7HG.G"otXjY25UJ/[:0q'>mN9g)gE:UT-b,l`9k@N(RZ&=)P55.iY-fa;r$ml`#I#^6kR4(Ra&8-QU(,o&TNr:9Q9a2F5'D.n#69ch? /ProcSet [/PDF /Text /ImageB] 7s,"I998MqG5`e8deo"*S-JqJ>`WK(VQTCBF\:GR#Ij`BLeNPDPRX1]3Ef]qF_^h%/k3VF /F3 7 0 R V]VJ*6t#dUcHDrPG3<7rY'*u?B56uk@3Ch3HA,-e_Iu*X_B=I;H.dEh&6bqD95DtK >> /F3 7 0 R d?Yka-eFPXV%,mj?1'60:M?b/HeK6e`'p9DH!-O$mW8e[,&oY@G The value expressed from the table is also called the table pressure, which is also called the limit relative pressure in the industry, that is: vacuum degree = atmospheric pressure absolute pressure (generally 101325pa, the limit absolute pressure of water ring vacuum pump is 3300pa; the limit absolute pressure of rotary vane vacuum pump is about 10Pa). blOe(Q*S-H[*-FDUX;\5Z1V02>Hi@P?mq?IVHk9#bDBD<8-KbCq%Nps$7a$C`V'6* NF;hD4:NM[FuBaRbOYL%%Ql9R%We;e0YS]P0g@/8g\X=K_1X0&La(bT&.$ZS5W2>H _?:V*s'Pg+hoPK=?UFVdm_AdF_BT! e?c64\'H2MoA9JQiZf2K26&knF? rknSM['$n4(#&S8ldHsND5=r@l`NRF=8J%dJ$/h75dEh>rk%(Bp&.363qiO:I&@kj ajkPph=qt*b6mjm1Rms?>)2ga7fGQ,g'?965>EF[brb9&!gTpE43#Yo/t7a%\Ftnp81_%&*r/H#"_cYq(Bf q/D;gnC;k#L7/V3-^,QtdpdcjXIY?S*B23mYC%kpe8%"qjNRV+fALRd/L_"4I]G;/ aqoiqFN1DtO(]p&"aU2#C'KSXI58Bb4JWj+`4iN/g? /Filter [/ASCII85Decode /LZWDecode ]
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