pxDZҪһ(xing)Ñ(yng)ṩД(sh)(j)(dng)g(sh)Ҫؓ(f)dѭh(hun)ں\(yn)Зl
_
pĹܷϼg(sh)Ҫ(yng)(j)MRDf(shu)]pxAءb(rn)\(yn)к;So(h)
BD(zhun)(dng)ϵy(tng)ݵҎ(gu)ٶȷ(ni)RٶԼŤD(zhun)ʽ(dng)Ӱ푡
؛r(sh)
HSSĴܷ ͳ
HSSϵĶI ͨbãҪ
ͺͷ
LSSϵĴܷ
LSSϵĶI(sh)S
˰ȦտsP(pn)wտsP(pn)ĿS
˰塢ȦSwI۵ĿS
؛r(sh) ÿs(xi)
˰˨տsP(pn)տsP(pn)ͿS LSS=S
˰˨ƽII۵ĿS HSS=S
p؛r(sh)o(w)
ߴDõIJDf(shu)
ߴDõĘ(bio)(zhn)
IIۣISO/R773-1969 Q(chng)(dng)ȣISO/3-73 _bc(din)Yᔏ(qing)ȵȼ(j)6.6
ݔSD(zhun)
ֹr(sh)D(zhun)(dng)
Sλ
1.1(dng)
Ӌ(j)(dng)i=n1/n2,xʱĹQ(chng)(dng)in._(dng)ڱУڶ£
n1=HSS D(zhun)٣HSS=S
n2=LSSD(zhun)٣LSS=S
1.2\(yn)йPk1,Pk2\(yn)D(zhun)Mk2,
1.3Fsx
pʹϵ(sh)Fsԭ(dng)C(j)͏Ą(dng)C(j)dԁ(li)_F(xin)sڱ1.3.1
Ĺʱx
pijߴʹQ(chng)P
N1M(dng)iNݔٶn
1(HSS)Ҫ
1.4Pk1maxD(zhun)Mk2max
ϵ(sh)FFڱ1.4.1нo
p˲r(sh)d(xing)ؓ(f)dֵ(yng)^(gu)10
1.5Sd
Уݔ루HSSݔLSSSBӼS˵ĿܵďSd
1.6(dng)
ڱе~PN1~D(zhun)MN2Ǻ㶨ؓ(f)dӋ(j)ֵMdr(sh)D(zhun)(dng)ÿ犸׃һ70%PN1MN2
1.7Ṧ
ṦP
Tnj(sh)H
pBm(x)(dng)r(sh)^(gu)Ӌ(j)͜+90
f1=ϵ(sh)Ҋ(jin)1.7.1
f2=1,07 bر۵Ĝpf2=1,0p
f3=1,10(rn)f4\1,0ýͺwR(rn)
ڌ(sh)Hh(hun)ض´_pğṦPTPK1PT
1.7.1ϵ(sh)f1
|
θ |
|
0 |
1000 |
2000 |
3000 |
4000 |
f1 |
1.0 |
0.95 |
0.91 |
0.87 |
0.83 |
1.7.2bϵ(sh)f1
|
bλL V E |
f3 o(w)L(fng)
L(fng) |
1.0 |
0.9 |
0.9 |
1.0 |
0.95 |
0.95 |
f1gֵ(ni)
1.8(rn)
Ĺʱ(li)zxpĝ(rn)
wR(rn)=λ݆XSSÃ(ni)R͝(rn)
͝(rn)=λ݆XSнС
1.9ˮƽӋ(j)ˮƽLPAHʹ_(ki)lxp1̎
1.10x
MRD(du)px_ؓ(f)؟(z)Ñ(du)odԛrͼg(sh)Ҫؓ(f)؟(z)
1.3.1ʹϵ(sh)FS
(q)(dng)C(j)ԭ(dng)C(j) |
Ą(dng)C(j)r(sh)ؓ(f)dȼ(j) |
ÿʹСr(sh)
3 3..10 10 |
늄(dng)C(j)C(j)͙C(j)ˮݔC(j)ҺR_(d) |
(li)eU
(li)eM
(li)eC
(li)eH |
1.00
1.15
1.35
1.55 |
1.00
1.25
1.50
1.75 |
1.25
1.50
1.75
2.00 |
׃(ni)ȼC(j) |
(li)eU
(li)eM
(li)eC
(li)eH |
1.15
1.35
1.55
1.80 |
1.25
1.50
1.75
2.00 |
1.50
1.75
2.00
2.25 |
@Щʹϵ(sh)ֻǸ(j)һro(du)lҵě_dMdr(sh)l(dng)(dng)ټٻpӽRٶ\(yn)СƄ(dng)Sдdɺͮĭh(hun)lՈ(qng)Sԃ
1.4.1dɳF(xin)ϵ(sh)FF
d F(xin)Δ(sh)/h |
1..5 |
6..20 |
21..40 |
41..80 |
81..160 |
160 |
FF |
1.00 |
1.20 |
1.30 |
1.50 |
1.75 |
2.00 |