Π”ΠΈΠΏΠ»ΠΎΠΌ, курсовая, ΠΊΠΎΠ½Ρ‚Ρ€ΠΎΠ»ΡŒΠ½Π°Ρ Ρ€Π°Π±ΠΎΡ‚Π°
ΠŸΠΎΠΌΠΎΡ‰ΡŒ Π² написании студСнчСских Ρ€Π°Π±ΠΎΡ‚

РасчСт ΠΏΠ°Ρ€ΠΎΠ²ΠΎΠΉ Ρ‚ΡƒΡ€Π±ΠΈΠ½Ρ‹ Π’-100-130, расчСт ступСни

Π Π΅Ρ„Π΅Ρ€Π°Ρ‚ΠŸΠΎΠΌΠΎΡ‰ΡŒ Π² Π½Π°ΠΏΠΈΡΠ°Π½ΠΈΠΈΠ£Π·Π½Π°Ρ‚ΡŒ ΡΡ‚ΠΎΠΈΠΌΠΎΡΡ‚ΡŒΠΌΠΎΠ΅ΠΉ Ρ€Π°Π±ΠΎΡ‚Ρ‹

P0/= 0.95 P0=124 Π°Ρ‚ (PΠΊ= Pz=0,0049+0,49=0,0054 МПа (oi=0.85 h0/=3245 ΠΊΠ”ΠΆ/ΠΊΠ³ hΠΏΠΏ= ΠΊΠ”ΠΆ/ΠΊΠ³ h1t= ΠΊΠ”ΠΆ/ΠΊΠ³ h2t= ΠΊΠ”ΠΆ/ΠΊΠ³ H0/=264 ΠΊΠ”ΠΆ/ΠΊΠ³ H0//=1010 ΠΊΠ”ΠΆ/ΠΊΠ³ Hi/= H0/((oi=225 ΠΊΠ”ΠΆ/ΠΊΠ³ Hi//= H0//((oi=859 ΠΊΠ”ΠΆ/ΠΊΠ³ (tΠΏΠ½Π΄=(tΠ΄/-tΠΊ)/n=(95βˆ’35)/4=150C (tΠΏΠ²Π΄=(tΠΏ.Π².-t//Π΄)/n=(248βˆ’104)/3=480Π‘. Pic] G1=(1(G0=124,4(0.107=13,3 ΠΊΠ³/с G2=(2(G0=124,4(0,105=13,1 ΠΊΠ³/с G3=(3(G0=124,4(0,101=12,56 ΠΊΠ³/с GΠ΄=(Π΄ (G0=124,4(0,0166=2,07 ΠΊΠ³/с… Π§ΠΈΡ‚Π°Ρ‚ΡŒ Π΅Ρ‰Ρ‘ >

РасчСт ΠΏΠ°Ρ€ΠΎΠ²ΠΎΠΉ Ρ‚ΡƒΡ€Π±ΠΈΠ½Ρ‹ Π’-100-130, расчСт ступСни (Ρ€Π΅Ρ„Π΅Ρ€Π°Ρ‚, курсовая, Π΄ΠΈΠΏΠ»ΠΎΠΌ, ΠΊΠΎΠ½Ρ‚Ρ€ΠΎΠ»ΡŒΠ½Π°Ρ)

РасчСт систСмы Π ΠŸΠŸΠ’ Π’-100−130 Π½Π° ΠΌΠΎΡ‰Π½ΠΎΡΡ‚ΡŒ 120 ΠœΠ’Ρ‚ Π”Π°Π½ΠΎ: P0 =12,7 МПа = 130 Π°Ρ‚ t0= 0Π‘ tΠΏΡ€ΠΎΠΌ/ΠΏ= 0Π‘ PΠΏ/ΠΏ= МПа = Π°Ρ‚ PΠΊ= кПа= Π°Ρ‚ PΠ°= МПа = Π°Ρ‚ tΠΏ.Π².= 0Π‘.

P0/= 0.95 P0=124 Π°Ρ‚ (PΠΊ=[pic] Pz=0,0049+0,49=0,0054 МПа (oi=0.85 h0/=3245 ΠΊΠ”ΠΆ/ΠΊΠ³ hΠΏΠΏ= ΠΊΠ”ΠΆ/ΠΊΠ³ h1t= ΠΊΠ”ΠΆ/ΠΊΠ³ h2t= ΠΊΠ”ΠΆ/ΠΊΠ³ H0/=264 ΠΊΠ”ΠΆ/ΠΊΠ³ H0//=1010 ΠΊΠ”ΠΆ/ΠΊΠ³ Hi/= H0/((oi=225 ΠΊΠ”ΠΆ/ΠΊΠ³ Hi//= H0//((oi=859 ΠΊΠ”ΠΆ/ΠΊΠ³ (tΠΏΠ½Π΄=(tΠ΄/-tΠΊ)/n=(95−35)/4=150C (tΠΏΠ²Π΄=(tΠΏ.Π².-t//Π΄)/n=(248−104)/3=480Π‘.

| | |ΠŸΠ’Π” 1 |ΠŸΠ’Π” 2 |ΠŸΠ’Π” 3 |Π”Π•ΠΠ­Π ΠΠ’Πž|ΠŸΠΠ” 4 |ΠŸΠΠ” 5 |ΠŸΠΠ” 6 |ΠŸΠΠ” 7 | | | | | | |Π  | | | | | |Π’-Ρ€Π° Π½Π° |t |300 |152 |104 |95 |80 |65 |50 |35 | |Π²Ρ…ΠΎΠ΄Π΅ | | | | | | | | | | |Ρ‚-Ρ€Π° Π½Π° |t |248 |200 |152 |104 |95 |80 |65 |50 | |Π²Ρ‹Ρ…ΠΎΠ΄Π΅ | | | | | | | | | | |Π­Π½Ρ‚Π°Π»ΡŒΠΏΠΈΡ |h |875 |665 |455 |416 |350 |284 |219 |153 | |Π²ΠΎΠ΄Ρ‹ Π½Π° | | | | | | | | | | |Π²Ρ…ΠΎΠ΄Π΅ | | | | | | | | | | |Π­Π½Ρ‚Π°Π»ΡŒΠΏΠΈΡ |h |1085 |875 |665 |455 |416 |350 |284 |219 | |Π²ΠΎΠ΄Ρ‹ Π½Π° | | | | | | | | | | |Π²Ρ…ΠΎΠ΄Π΅ | | | | | | | | | | |Π’-Ρ€Π° |t |255 |207 |159 |104 |100 |85 |70 |55 | |кондСнсата | | | | | | | | | | |Π³Ρ€. ΠΏΠ°Ρ€Π° | | | | | | | | | | |Π­Π½Ρ‚Π°Π»ΡŒΠΏΠΈΡ |h |1116 |906 |696 |455 |438 |372 |306 |241 | |кондСнсата | | | | | | | | | | |Π³Ρ€. ΠΏΠ°Ρ€Π° | | | | | | | | | | |Π”Π°Π²Π»Π΅Π½ΠΈΠ΅ |P |4,33 |1,8 |0,603 |0,603 |0,101 |0,0578|0,0312|0,0157| |ΠΎΡ‚Π±ΠΎΡ€Π° ΠΏΠ°Ρ€Π°| | | | | | | | | | |Π­Π½Ρ‚Π°Π»ΡŒΠΏΠΈΡ |h |3073 |2894 |2726 |2726 |2480 |2410 |2330 |2260 | |ΠΎΡ‚Π±ΠΎΡ€Π° ΠΏΠ°Ρ€Π°| | | | | | | | | |.

НахоТдСниС ΠΎΡ‚Π½ΠΎΡΠΈΡ‚Π΅Π»ΡŒΠ½ΠΎΠ³ΠΎ расхода ΠΏΠ°Ρ€Π° Π½Π° ΡΠΈΡΡ‚Π΅ΠΌΡƒ Ρ€Π΅Π³Π΅Π½Π΅Ρ€Π°Ρ†ΠΈΠΈ.

[pic] (1(h1/- h1//)=[pic] [pic].

[pic] (2(h2/+ h2//)+(1(h1//-h2//)=h2//-h2/ [pic].

[pic] (3(h3/+ h3//)+((2+(1)(h2//-h3//)=h3//-h3/.

[pic].

_ [pic] (Π΄ (hΠ΄+hΠ΄/((Π΄=hΠ΄ -((1+(2+(3)(h3/- (1;

— (1-(2-(3) (hΠ΄ [pic].

_ [pic] (4(h4-h4/)= (hΠ΄/- hIII) (1-(1-(2-(3-(Π΄) [pic].

[pic] (5 (h5-h5/) +(4(h4/-h5/) = (1-(1-(2-(3-(Π΄) (h/III-h/IV) [pic].

[pic] (6 (h6-h6/) +((4+(5)(h5/-h6/) = (1-(1-(2- (3-(Π΄-(4-(5-(6)((hIVhV).

[pic].

[pic].

(7((h7-h/7)+((4+(5+(6)(h/6-h/7)=(hV-h/ΠΊ)((1-(1-(2-(3-(4) [pic].

[pic].

[pic] G1=(1(G0=124,4(0.107=13,3 кг/с G2=(2(G0=124,4(0,105=13,1 кг/с G3=(3(G0=124,4(0,101=12,56 кг/с Gд=(д (G0=124,4(0,0166=2,07 кг/с G4=(4(G0=124,4(0,0275=3,42 кг/с G5=(5(G0=124,4(0,0324=4,03 кг/с G6=(6(G0=124,4(0,0321=4,0 кг/с G7=(7(G0=124,4(0,0326=4,06 кг/с.

N1э=G0((h0-h1)((ΠΌ ((эг=124,4((3245−3073)(0,99(0,99=20,97 ΠœΠ’Ρ‚ N2э=(G0-G1)((h1-h2)((ΠΌ ((эг=(124,4−13,3)((3073−2894)(0,99(0,99=19,5 ΠœΠ’Ρ‚ N3э=(G0-G1-G2)((h2-h3)((ΠΌ ((эг=(124,4−13,3−13,1)((2894−2726)(0,99(0,99=16,1 ΠœΠ’Ρ‚ N4э=(G0-G1-G2-G3-GΠ΄)((hΠ΄-h4)((ΠΌ ((эг=(124,4−13,3−13,1−12,56−2,07)((2480- 2410)(0,99(0,99=23,13 ΠœΠ’Ρ‚ N5э=(G0-G1-G2-G3-GΠ΄-G4)((h4-h5)((ΠΌ ((эг=(124,4−13,3−13,1−12,56−2,07- 3,42)((2410−2330)(0,99(0,99=6,4 ΠœΠ’Ρ‚ N6э=(G0-G1-G2-G3-GΠ΄-G4-G5)((h5-h6)((ΠΌ ((эг=(124,4−13,3−13,1−12,56−2,07−3,42- 4,03)((2330−2260)(0,99(0,99=6,9 ΠœΠ’Ρ‚ N7э=(G0-G1-G2-G3-GΠ΄-G4-G5-G6)((h6-hΠΊ)((ΠΌ ((эг=(124,4−13,3−13,1−12,56−2,07- 3,42−4,03−4,0)((2260−2150)(0,99(0,99=5,8 ΠœΠ’Ρ‚ Nкэ=(G0-G1-G2-G3-GΠ΄-G4-G5-G6-G7)((hΠΊ-h/ΠΊ)((ΠΌ ((эг=(124,4−13,3−13,1−12,56- 2,07−3,42−4,03−4,0−4,06)((2150−142)(0,99(0,99=17,4 ΠœΠ’Ρ‚ (Nэ=116,2 ΠœΠ’Ρ‚.

(N=3.8, Ρ‡Ρ‚ΠΎ Π΅ΡΡ‚ΡŒ ошибка = 3,2%.

ΠŸΠΎΠΊΠ°Π·Π°Ρ‚ΡŒ вСсь тСкст
Π—Π°ΠΏΠΎΠ»Π½ΠΈΡ‚ΡŒ Ρ„ΠΎΡ€ΠΌΡƒ Ρ‚Π΅ΠΊΡƒΡ‰Π΅ΠΉ Ρ€Π°Π±ΠΎΡ‚ΠΎΠΉ