{"id":328,"date":"2026-06-13T17:08:37","date_gmt":"2026-06-13T09:08:37","guid":{"rendered":"https:\/\/127m.cn\/index.php\/2026\/06\/13\/product-knowledge-18\/"},"modified":"2026-06-13T17:08:37","modified_gmt":"2026-06-13T09:08:37","slug":"product-knowledge-18","status":"publish","type":"post","link":"https:\/\/127m.cn\/index.php\/2026\/06\/13\/product-knowledge-18\/","title":{"rendered":"\u6d25\u8fbe\u7535\u7f06\uff1a\u4e70\u7535\u7f06\u8fd8\u6015\u4e70\u8d35\uff1f\u7535\u7ebf\u7535\u7f06\u6210\u672c\u8ba1\u7b97\u516c\u5f0f\u5728\u8fd9\u91cc"},"content":{"rendered":"

<\/p>\n

\n
\n \t\t\t\u6807\u9898\uff1a\u6d25\u8fbe\u7535\u7f06\uff1a\u4e70\u7535\u7f06\u8fd8\u6015\u4e70\u8d35\uff1f\u7535\u7ebf\u7535\u7f06\u6210\u672c\u8ba1\u7b97\u516c\u5f0f\u5728\u8fd9\u91cc\n \t\t<\/div>\n
\n

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\u3000\u3000<\/p>\n

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\u3000\u3000<\/p>\n

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\u3000\u3000<\/p>\n

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\u3000\u3000<\/p>\n

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\u3000\u3000
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C=\u76f4\u63a5\u6750\u6599\u6210\u672cC1+\u52a0\u5de5\u6210\u672cC2
C1=\u539f\u6750\u6599\u7528\u91cfM\u00d7\u539f\u6750\u6599\u5355\u4ef7P1;
C2=\u673a\u65f6H1\u00d7\u52a0\u5de5\u5355\u4ef7P2+\u4eba\u65f6H2\u00d7\u52a0\u5de5\u5355\u4ef7P3
H1(h\/km)=(1\/r\/60)\u00d71000\u00d7N H1=h10+h11+\u2026\u2026+h18+h19
(r\u4e3a\u7ebf\u901fm\/min ; N\u4e3a\u7535\u7ebf\u6b21\u6570)
H2(h\/km)=\u673a\u65f6H\/\u5355\u4e2a\u4eba\u6240\u5f00\u673a\u53f0\u6570\u91cfN H2=h21+h22+\u2026..+h29+h20
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\u5bf9\u7ede\u4eba\u65f6h23=\u5bf9\u7ede\u673a\u65f6h13\/ 7; \u7f2d\u7ed5\u4eba\u65f6h24=\u7f2d\u7ed5\u673a\u65f6h14\/ 10;
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\u7f16\u7ec7\u4eba\u65f6h29=\u7f16\u7ec7\u673a\u65f6h19\/ 6; \u5916\u88ab\u4eba\u65f6h20=\u5916\u88ab\u673a\u65f6h10\/ 1.
\u3000\u3000
\u7535\u7ebf\u7535\u7f06\u6750\u6599\u7528\u91cf\u8ba1\u7b97\u516c\u5f0f<\/span>

<\/p>\n

1.\u5355\u5bfc\u4f53A\u5355\u80a1\u6750\u6599\u7528\u91cf(kg\/km)\uff1d=(\u03c0d2\/4)\u00d7\u03c3\u00d7C\u00d7\u03bb2\u00d7\u03bb3 (\u637b\u5165\u7387(%)=\u221a((\u03c0D\u2019\/P)2\uff0b1) ;d\uff1a\u5355\u80a1\u94dc\u7ebf\u5f84(mm) ; \u03c3\uff1a\u94dc\u6bd4\u91cd=8.9 ;C\uff1a\u7535\u7f06\u82af\u6570;\u03bb2\uff1a\u5bf9\u7ede\u637b\u5165\u7387(%);\u03bb3\uff1a\u96c6\u5408\u637b\u5165\u7387(%);D\u2019\uff1a\u5c42\u5fc3\u5f84(mm);P\uff1a\u5bf9\u7ede\u5e73\u5747\u7ede\u8ddd\u6216\u96c6\u5408\u7ede\u8ddd(mm)

<\/p>\n

2.\u7ede\u94dc\u7ebf:\u6750\u6599\u7528\u91cf(kg\/km)\uff1d(\u03c0d2\/4)\u00d7\u03c3\u00d7N\u00d7C\u00d7\u03bb1\u00d7\u03bb2\u00d7\u03bb3 (N\uff1a\u94dc\u7ede\u7ebf\u80a1\u6570 ;\u03bb1\uff1a\u94dc\u7ede\u7ebf\u637b\u5165\u7387(%) )

<\/p>\n

3. \u7edd\u7f18: \u5355\u80a1\u6750\u6599\u7528\u91cf(kg\/km)=(\u03c0(D2-d2)\/4)\u00d7\u03c3\u00d7C\u00d7\u03bb2\u00d7\u03bb3

<\/p>\n

4.\u7ede\u7ebf \u6750\u6599\u7528\u91cf(kg\/km)\uff1d((D2-d2)\/4+0.3048\u00d7d2\/4)\u00d7\u03c0\u00d7\u03c3\u00d7C\u00d7\u03bb2\u00d7\u03bb3 (d\uff1a\u7ede\u7ebf\u5f84(mm);D\uff1a\u7edd\u7f18\u5916\u5f84(mm) )

<\/p>\n

5.\u5305\u5e26(\u7ed5\u5305) \u6750\u6599\u7528\u91cf(kg\/km)\uff1dW\u00d7T\u00d7\u03c3 (W\uff1a\u5e26\u5bbd(mm);T\uff1a\u5e26\u539a(mm);\u03c3\uff1a\u5e26\u6a21\u62df\u91cd )

<\/p>\n

6.\u5305\u5e26( \u5377\u5305) \u6750\u6599\u7528\u91cf(kg\/km)\uff1d(D+T)\u00d7\u03c0\u00d7T\u00d7\u03c3\u00d7(N\/(N\u00b11)) (D\uff1a\u96c6\u5408\u5916\u5f84(mm);N\uff1a\u91cd\u8fed\u6216\u5206\u5f00\u7387\u4e4b\u5012\u6570\uff0c\u91cd\u8fed\uff1a\uff0d\uff0c\u5206\u5f00\uff1a\uff0b )<\/p>\n


<\/p>\n

7.\u88ab\u8986 \u6750\u6599\u7528\u91cf(kg\/km)\uff1d(D2-d2+d2\u00d7K)\/4\u00d7\u03c0\u00d7\u03c3 (d\uff1a\u88ab\u8986\u524d\u82af\u7ebf\u5916\u5f84(mm);D\uff1a\u88ab\u8986\u540e\u5b8c\u6210\u5916\u5f84(mm);
K\uff1a\u7ba1\u578b\u62bc\u51faK=0\uff0c\u534a\u7ba1\u578b\u62bc\u51faK=0.15\uff5e0.2\uff0c\u5145\u5b9e\u62bc\u51faK=0.2\uff5e0.3

<\/p>\n

8. \u7f16\u7ec7 \u6750\u6599\u7528\u91cf(kg\/km)\uff1d(\u03c0d2\/4)\u00d7N\u00d7C\u00d7\u03c3\u00d7\u03bb (\u03bb2=\u03c02\u00d7(D\uff0b5d)2\/(25.4\u00d7C\/2\/P)2\uff0b1;P=(tan(A)\u00d7C\u00d725.4)\/(2\u00d7\u03c0\u00d7D) ; A=cos-1((C\u00d7N\u00d7d)\/(2\u00d7\u03c0\u00d7D\u00d7F));F=1\uff0d\u221a(1\uff0dK) ; d\uff1a\u7f16\u7ec7\u5355\u80a1\u94dc\u7ebf\u5f84(mm) ;N\uff1a\u6bcf\u952d\u94dc\u7ebf\u6761\u6570(6\uff5e9\u6761);C\uff1a\u952d\u6570(16\u952d\u621624\u952d) ; \u03c3\uff1a\u9540\u9521\u94dc\u6bd4\u91cd 8.8;P\uff1a\u6bcf\u540b\u4ea4\u53c9\u82b1\u6570;D\uff1a\u7f16\u7ec7\u524d\u7ebf\u5f84(mm);A\uff1a\u7f16\u7ec7\u89d2\u5ea6(\u00b0);F\uff1a\u5355\u5411\u7f16\u7ec7\u7387(%);K\uff1a\u7f16\u7ec7\u906e\u853d\u7387(%)
\u3000\u3000
\u7535\u7ebf\u7535\u7f06\u5236\u7a0b\u4e00\u822c\u635f\u8017\u7387\uff1a<\/span>
\u3000\u3000
\u4e00\ufe50\u675f\u7ede 0.20%\ufe54\u4e8c\ufe50\u7edd\u7f180.50%\ufe54\u4e09\ufe50\u96c6\u54080.20%\ufe54\u56db\ufe50\u7acb\u5f0f\u5305\u5e260.10%\ufe54\u4e94\ufe50\u7f16\u7ec70.10%\ufe54\u516d\ufe50\u5916\u88ab2.20%\ufe54\u4e03\ufe50\u526a\u7ebf1.80%
\u3000\u3000\u3000
\u7535\u7ebf\u7535\u7f06\u516c\u5f0f\u4e2d\u5e38\u7528\u5230\u7684\u6750\u6599\u6bd4\u91cd\u53c2\u6570\uff1a<\/span>
\u3000\u3000
\u4e00\u822c\u6750\u6599\u6bd4\u91cd\ufe55Cu-8.89;AL\/MY-3.69*10-5;PVC-1.45;\u5145\u9ebb-0.47(1.775g\/m);\u68c9\u7ebf-0.75(0.288g\/m);PP\u819c-0.74\ufe54<\/p>\n


<\/p>\n

\u4e0b\u9762\u7b80\u4ecb\u7ebf\u7f06\u7684\u57fa\u7840\u77e5\u8bc6\uff1a<\/span><\/p>\n

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\"\"<\/p>\n

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<\/p>\n<\/div>\n<\/div>\n

<\/body><\/html><\/p>\n","protected":false},"excerpt":{"rendered":"

\u6807\u9898\uff1a\u6d25\u8fbe\u7535\u7f06\uff1a\u4e70\u7535\u7f06\u8fd8\u6015\u4e70\u8d35\uff1f\u7535\u7ebf\u7535\u7f06\u6210\u672c\u8ba1\u7b97\u516c\u5f0f\u5728\u8fd9\u91cc …<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[18,16],"tags":[],"class_list":["post-328","post","type-post","status-publish","format-standard","hentry","category-product-knowledge","category-news"],"_links":{"self":[{"href":"https:\/\/127m.cn\/index.php\/wp-json\/wp\/v2\/posts\/328","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/127m.cn\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/127m.cn\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/127m.cn\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/127m.cn\/index.php\/wp-json\/wp\/v2\/comments?post=328"}],"version-history":[{"count":0,"href":"https:\/\/127m.cn\/index.php\/wp-json\/wp\/v2\/posts\/328\/revisions"}],"wp:attachment":[{"href":"https:\/\/127m.cn\/index.php\/wp-json\/wp\/v2\/media?parent=328"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/127m.cn\/index.php\/wp-json\/wp\/v2\/categories?post=328"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/127m.cn\/index.php\/wp-json\/wp\/v2\/tags?post=328"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}