頂部板式吊耳計(jì)算HGT-20574-2018

,"頂部板式吊耳計(jì)算

（按HG/T21574-2018編制）",,,,,

,設(shè)計(jì)條件,,,,,

,吊耳板材料,Q235B,,吊耳數(shù)量n,2,個(gè)

,吊耳板材料標(biāo)準(zhǔn)室溫屈服強(qiáng)度ReL,225,MPa,設(shè)備吊裝質(zhì)量WL,4000,Kg

,吊耳板材料彈性模量E,201000,MPa,吊索張角，吊索與豎直方向的夾角α,30,°

,吊耳板厚度S,24,mm,銷(xiāo)軸直徑dr,74,mm

,吊耳墊板厚度S1,12,mm,設(shè)置吊耳處的封頭或筒節(jié)名義厚度減去材料厚度負(fù)偏差δ,11.7,mm

,吊耳墊板寬度HTP,200,mm,角焊縫系數(shù)，φa取0.7,0.7,

,吊耳板高度L,140,mm,吊耳材料泊松比ν取0.3,0.3,

,設(shè)備總高度Lt,10000,mm,系攬環(huán)板厚度S2,10,mm

,設(shè)備重心到設(shè)備底部距離LG,5000,mm,系攬環(huán)板外直徑D1,160,mm

,吊耳墊板長(zhǎng)度LTP,400,mm,,,

,吊耳板外圓半徑R,95,mm,角焊縫計(jì)算厚度，當(dāng)有墊板時(shí)，h取0.56S1和0.7δ中的小者,6.72,mm

,吊耳板外圓切點(diǎn)半徑方位角β,20,°,角焊縫計(jì)算厚度，當(dāng)無(wú)墊板時(shí)，h取0.7δ,8.19,mm

,吊耳孔直徑D,80,mm,[σhz]—吊耳材料的許用擠壓應(yīng)力，取2ReL,450,MPa

,動(dòng)載荷系數(shù)Kd,1.2,,[σ]—吊耳材料的許用拉應(yīng)力，取ReL/1.6,140.625,MPa

,不平衡系數(shù)Ku,1.125,,[τ]—吊耳材料的許用剪應(yīng)力，取0.6[σ],84.375,MPa

,重力加速度g,9.81,m/s2,,,

,一、吊孔擠壓應(yīng)力校核,,,,,

,綜合影響系數(shù)K=Kd×Ku,1.35,,,,

,單個(gè)吊耳吊裝設(shè)計(jì)的有限質(zhì)量W=WL/n,2000,Kg,,,

,設(shè)備臥置時(shí)計(jì)算載荷,13243.5,N,設(shè)備臥置時(shí)吊索載荷FL=FV/cosα,15292.27658,N

,設(shè)備豎直時(shí)計(jì)算載荷FV=KWg,26487,N,設(shè)備豎直時(shí)吊索載荷FL=FV/cosα,30584.55316,N

,吊耳的擠壓應(yīng)力（無(wú)系攬環(huán)板）σhz(MPa),臥置時(shí),豎直時(shí),吊耳的擠壓應(yīng)力（有系攬環(huán)板）σhz(MPa),臥置時(shí),豎直時(shí)

,MPa,212.9269987,301.1242494,MPa,157.2570105,222.394997

,,合格,合格,,合格,合格

,二、吊耳頭部強(qiáng)度校核,,,,,

,橫向計(jì)算載荷Fh=Fvtanα（設(shè)備臥置時(shí)）,7646.13829,N,,,

,橫向計(jì)算載荷Fh=Fvtanα（設(shè)備豎直時(shí)）,15292.27658,N,,,

,拉應(yīng)力（無(wú)系攬環(huán)板）σL，MPa,臥置時(shí),豎直時(shí),拉應(yīng)力（有系攬環(huán)板）σL，MPa,臥置時(shí),豎直時(shí)

,MPa,5.792529008,11.58505802,MPa,3.606669005,7.213338009

,,合格,合格,,合格,合格

,剪應(yīng)力（無(wú)系攬環(huán)板）τL，MPa,臥置時(shí),豎直時(shí),剪應(yīng)力（有系攬環(huán)板）τL，MPa,臥置時(shí),豎直時(shí)

,MPa,5.792529008,11.58505802,MPa,3.606669005,7.213338009

,,合格,合格,,合格,合格

,,,,系攬環(huán)板焊接接頭剪應(yīng)力τP，MPa,臥置時(shí),豎直時(shí)

,,,,MPa,2.177146438,4.354292876

,,,,,合格,合格

,三、吊耳板與墊板或封頭連接處校核,,,,,

,1、設(shè)備為臥置狀態(tài)時(shí),,,2、設(shè)備為豎直狀態(tài)時(shí),,

,剪應(yīng)力τS，MPa,,,拉應(yīng)力σe，MPa,,

,MPa,2.993220217,MPa,MPa,5.184409495,MPa

,,合格,,,合格,

,吊索載荷引起的彎曲應(yīng)力，σbs，MPa,,,剪應(yīng)力，τe，MPa,,

,MPa,8.267872364,MPa,MPa,2.993220217,MPa

,,合格,,,合格,

,組合應(yīng)力，σcs，MPa,,,橫向載荷引起的彎曲應(yīng)力，σbe，MPa,,

,MPa,8.793013175,MPa,MPa,8.267872364,MPa

,,合格,,,合格,

,,,,組合應(yīng)力，σce，MPa,,

,,,,MPa,13.78126462,MPa

,,,,,合格,

,四、無(wú)墊板時(shí)，吊耳板與封頭連接角焊縫強(qiáng)度校核,,,,,

,1、設(shè)備為臥置狀態(tài)時(shí),,,2、設(shè)備為豎直狀態(tài)時(shí),,

,剪應(yīng)力，τps，MPa,,,拉應(yīng)力σpe，MPa,,

,MPa,6.232272489,MPa,MPa,10.7946126,MPa

,,合格,,,合格,

,吊索載荷引起的彎曲應(yīng)力，σpbs，MPa,,,剪應(yīng)力，τpe，MPa,,

,MPa,22.50528932,MPa,MPa,6.232272489,MPa

,,合格,,,合格,

,組合應(yīng)力，σpcs，MPa,,,橫向載荷引起的彎曲應(yīng)力，σpbe，MPa,,

,MPa,23.35228614,MPa,MPa,22.50528932,MPa

,,合格,,,合格,

,,,,組合應(yīng)力，σpce，MPa,,

,,,,MPa,33.87808567,MPa

,,,,,合格,

,五、有墊板時(shí)，墊板與封頭連接角焊縫強(qiáng)度校核,,,,,

,1、設(shè)備為臥置狀態(tài)時(shí),,,2、設(shè)備為豎直狀態(tài)時(shí),,

,剪應(yīng)力，τps，MPa,,,拉應(yīng)力σpe，MPa,,

,MPa,2.709090947,MPa,MPa,4.692283163,MPa

,,合格,,,合格,

,吊索載荷引起的彎曲應(yīng)力，σpbs，MPa,,,剪應(yīng)力，τpe，MPa,,

,MPa,3.413454594,MPa,MPa,2.709090947,MPa

,,合格,,,合格,

,組合應(yīng)力，σpcs，MPa,,,橫向載荷引起的彎曲應(yīng)力，σpbe，MPa,,

,MPa,4.357848784,MPa,MPa,3.413454594,MPa

,,合格,,,合格,

,,,,組合應(yīng)力，σpce，MPa,,

,,,,MPa,8.54647052,MPa

,,,,,合格,

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