混凝土泵車閉式液壓回路恒功率閥設(shè)置自動計(jì)算

恒功率閥設(shè)置,,,,,,WN1029,,"恒功率閥a,b值數(shù)據(jù)",,,,,

序號,公式,代號,單位,描述,數(shù)值,備注,,No.,Δp,計(jì)算數(shù)據(jù),,WN1029表格數(shù)據(jù),

1,Δp=(P×η×6×105)/(n×i×q),Δp,bar,恒功率閥起始調(diào)節(jié)點(diǎn),450,恒功率閥交貨時Δp=150bar,,,,a,b,a,b

2,,P,kw,功率,150,,,,bar,mm,,mm,

3,,η,%,功率因數(shù),0.92,,,1,120,1.88,0.43,,

4,Δp=(552×P)/Q,n,u/min,發(fā)動機(jī)轉(zhuǎn)速,2300,,,2,125,1.56,0.36,,

5,,i,-,傳動比,1,,,3,130,1.25,0.29,,

6,,q,cm3,主油泵排量,80,cm3=ml=10-3l,,4,135,0.94,0.21,,

7,Q=n×i×q,Q,l/min,主油泵流量,184,,,,136,0.88,0.20,0.9,0.2

8,,,,0.92×6×105,552,,,5,140,0.63,0.14,,

9,M=(P×9550)/(n×i),M,Nm,計(jì)算所需要的轉(zhuǎn)矩,623,,,,143,0.44,0.10,0.5,0.1

10,Δp=(P×η×6×105)/(n×i×q),Δp,bar,恒功率閥起始調(diào)節(jié)點(diǎn),450,"發(fā)動機(jī)功率很大,不需要恒功率控制",,6,145,0.31,0.07,,

11,a=(150-Δp)/16,a,mm,調(diào)節(jié)螺釘1,-18.75,推導(dǎo)公式,,,147,0.19,0.04,0.25,0.05

12,b=(150-Δp)/70,b,mm,調(diào)節(jié)螺釘2,-4.29,,,7,150,0.00,0.00,,

,,,,,,,,,151,-0.06,-0.01,0,0

,Δp,a,b,,,,,8,155,-0.31,-0.07,-0.3,-0.1

,bar,mm,,,,,,9,160,-0.63,-0.14,,

,120,1.88,0.43,,,,,,164,-0.88,-0.20,-0.9,-0.2

注:,,,,,,,,10,165,-0.94,-0.21,,

1,"在WN1029表格數(shù)據(jù)沒有""-"",是這里加上去的.",,,,,,,,166,-1.00,-0.23,-1,-0.25

2,a=(150-Δp)/16,,"a,b值計(jì)算<WN1029>文件是查圖表,沒有這個公式,這里是推導(dǎo)的公式.",,,,,11,170,-1.25,-0.29,,

,b=(150-Δp)/70,,,,,,,12,175,-1.56,-0.36,-1.55,-0.33

3,1mm=1圈,,"""+""表示逆時針旋出;""-""表示順時針旋進(jìn)",,,,,,176,-1.63,-0.37,-1.6,-0.4

,,,,,,,,13,180,-1.88,-0.43,-1.85,-0.45

,,,,,,,,14,185,-2.19,-0.50,,

,,,,,,,,15,190,-2.50,-0.57,,

,,,,,,,,16,195,-2.81,-0.64,,

,,,,,,,,17,200,-3.13,-0.71,-3.1,-0.75

,,,,,,,,18,205,-3.44,-0.79,,

,,,,,,,,,208,-3.63,-0.83,-0.37,-0.8

,,,,,,,,,209,-3.69,-0.84,-3.7,0.85

,,,,,,,,19,210,-3.75,-0.86,,

,,,,,,,,20,215,-4.06,-0.93,,

,,,,,,,,21,220,-4.38,-1.00,,

,,,,,,,,22,225,-4.69,-1.07,,

,,,,,,,,23,230,-5.00,-1.14,,

,,,,,,,,,233,-5.19,-1.19,-5.3,-1.2

,,,,,,,,24,235,-5.31,-1.21,,

,,,,,,,,25,240,-5