汕頭液壓軸承計算
來源：博高科技發(fā)布時間：2021/6/26
--- 朱禮進 <ljzhu@mail.shu.edu.cn> wrote:
> 張先生，您好！
>
>
汕頭汽輪機軸承設(shè)計項目已經(jīng)開始。先請您初步計算一下軸承的靜特性，看看軸承大小是否合適，工況如下：
> 轉(zhuǎn)子轉(zhuǎn)速為15000轉(zhuǎn)/分
> 轉(zhuǎn)子直徑為180mm
> 轉(zhuǎn)子重量700KG，每個軸承載荷350KG
> 用可傾瓦軸承，瓦塊數(shù)5塊，瓦張角60度
> 請計算選擇瓦寬等參數(shù)。
> 請代問吳老師好并祝全家愉快！
> 朱禮進
> 2004年8月5日
>
>
>
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徑向滑動軸承性能計算結(jié)果
軟件: 上海大學(xué)專用JB2003軟件包 軟件研制單位：上海大學(xué)軸承研究室
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軸承類型: 可傾瓦軸承
工況參數(shù):
轉(zhuǎn)速=15000.0r/min
載荷= 3500.0N
潤滑油: 22號透平油
進油溫度=45.0℃
進油壓力= .00MPa
軸承幾何參數(shù):
瓦塊數(shù)=5
瓦張角= 60.0°
預(yù)負荷系數(shù)= .000
支點位置角= 30.0°
最小半徑間隙(熱態(tài))= .150mm
最小半徑間隙(冷態(tài))= .180mm
軸承直徑= 180.0mm
軸承長度= 70.0mm
載荷角= .0°
支點上安裝型
靜特性：
偏心率= .135
偏位角= .0°
進油量= 272.27 l/min
泄油量= 111.83 l/min
圓周摩擦阻力= 937.24N
摩擦功耗=132499.20W
最大油膜壓力= 8.625MPa 最大壓力位置角= 341.1°
最高油膜溫度= 68.49℃ 最高溫度位置角= 210.0°
最小油膜厚度= 54.9μm 最小膜厚位置角= 354.0°
動特性：
剛度,N/m
kxx= .3503E+09 kxy= .0000E+00 kyx= .0000E+00 kyy= .5429E+09
阻尼,N*s/m
bxx= .2718E+06 bxy= .0000E+00 byx= .0000E+00 byy= .3318E+06
軸承中截面內(nèi)壓力、溫度、膜厚沿周向的分布：
瓦1
角位(°) 壓力(MPa) 溫度(°C) 膜厚(μm)
-------------------------------------------------------------
.1500E+03 .0000E+00 .4500E+02 .1559E+03
.1543E+03 .5485E+00 .4671E+02 .1521E+03
.1586E+03 .9672E+00 .4841E+02 .1483E+03
.1629E+03 .1281E+01 .5012E+02 .1444E+03
.1671E+03 .1495E+01 .5183E+02 .1407E+03
.1714E+03 .1634E+01 .5352E+02 .1369E+03
.1757E+03 .1712E+01 .5520E+02 .1333E+03
.1800E+03 .1737E+01 .5687E+02 .1297E+03
.1843E+03 .1711E+01 .5854E+02 .1262E+03
.1886E+03 .1632E+01 .6020E+02 .1229E+03
.1929E+03 .1492E+01 .6187E+02 .1197E+03
.1971E+03 .1280E+01 .6353E+02 .1167E+03
.2014E+03 .9773E+00 .6519E+02 .1139E+03
.2057E+03 .5607E+00 .6684E+02 .1113E+03
.2100E+03 .0000E+00 .6849E+02 .1089E+03
瓦2
角位(°) 壓力(MPa) 溫度(°C) 膜厚(μm)
-------------------------------------------------------------
.2220E+03 .0000E+00 .4500E+02 .1631E+03
.2263E+03 .3552E+00 .4662E+02 .1605E+03
.2306E+03 .6163E+00 .4822E+02 .1577E+03
.2349E+03 .8022E+00 .4977E+02 .1550E+03
.2391E+03 .9310E+00 .5129E+02 .1521E+03
.2434E+03 .1015E+01 .5279E+02 .1493E+03
.2477E+03 .1063E+01 .5427E+02 .1465E+03
.2520E+03 .1078E+01 .5574E+02 .1437E+03
.2563E+03 .1063E+01 .5719E+02 .1410E+03
.2606E+03 .1016E+01 .5864E+02 .1383E+03
.2649E+03 .9316E+00 .6008E+02 .1356E+03
.2691E+03 .8023E+00 .6151E+02 .1330E+03
.2734E+03 .6158E+00 .6293E+02 .1306E+03
.2777E+03 .3554E+00 .6435E+02 .1282E+03
.2820E+03 .0000E+00 .6575E+02 .1260E+03
瓦3
角位(°) 壓力(MPa) 溫度(°C) 膜厚(μm)
-------------------------------------------------------------
.2940E+03 .0000E+00 .4500E+02 .2736E+03
.2983E+03 .6986E+00 .4605E+02 .2597E+03
.3026E+03 .1350E+01 .4710E+02 .2452E+03
.3069E+03 .1987E+01 .4818E+02 .2302E+03
.3111E+03 .2643E+01 .4932E+02 .2147E+03
.3154E+03 .3348E+01 .5056E+02 .1989E+03
.3197E+03 .4127E+01 .5192E+02 .1827E+03
.3240E+03 .5002E+01 .5343E+02 .1664E+03
.3283E+03 .5982E+01 .5511E+02 .1500E+03
.3326E+03 .7047E+01 .5699E+02 .1337E+03
.3369E+03 .8111E+01 .5903E+02 .1173E+03
.3411E+03 .8625E+01 .6111E+02 .1012E+03
.3454E+03 .8212E+01 .6315E+02 .8538E+02
.3497E+03 .6097E+01 .6541E+02 .6990E+02
.3540E+03 .0000E+00 .6832E+02 .5486E+02
瓦4
角位(°) 壓力(MPa) 溫度(°C) 膜厚(μm)
-------------------------------------------------------------
.6000E+01 .0000E+00 .4500E+02 .2736E+03
.1029E+02 .6986E+00 .4605E+02 .2597E+03
.1457E+02 .1350E+01 .4710E+02 .2452E+03
.1886E+02 .1987E+01 .4818E+02 .2302E+03
.2314E+02 .2643E+01 .4932E+02 .2147E+03
.2743E+02 .3348E+01 .5056E+02 .1989E+03
.3171E+02 .4127E+01 .5192E+02 .1827E+03
.3600E+02 .5002E+01 .5343E+02 .1664E+03
.4029E+02 .5982E+01 .5511E+02 .1500E+03
.4457E+02 .7047E+01 .5699E+02 .1337E+03
.4886E+02 .8111E+01 .5903E+02 .1173E+03
.5314E+02 .8625E+01 .6111E+02 .1012E+03
.5743E+02 .8212E+01 .6315E+02 .8538E+02
.6171E+02 .6097E+01 .6541E+02 .6990E+02
.6600E+02 .0000E+00 .6832E+02 .5486E+02
瓦5
角位(°) 壓力(MPa) 溫度(°C) 膜厚(μm)
-------------------------------------------------------------
.7800E+02 .0000E+00 .4500E+02 .1631E+03
.8229E+02 .3552E+00 .4662E+02 .1605E+03
.8657E+02 .6163E+00 .4822E+02 .1577E+03
.9086E+02 .8022E+00 .4977E+02 .1550E+03
.9514E+02 .9310E+00 .5129E+02 .1521E+03
.9943E+02 .1015E+01 .5279E+02 .1493E+03
.1037E+03 .1063E+01 .5427E+02 .1465E+03
.1080E+03 .1078E+01 .5574E+02 .1437E+03
.1123E+03 .1063E+01 .5719E+02 .1410E+03
.1166E+03 .1016E+01 .5864E+02 .1383E+03
.1209E+03 .9316E+00 .6008E+02 .1356E+03
.1251E+03 .8023E+00 .6151E+02 .1330E+03
.1294E+03 .6158E+00 .6293E+02 .1306E+03
.1337E+03 .3554E+00 .6435E+02 .1282E+03
.1380E+03 .0000E+00 .6575E+02 .1260E+03