{"id":1922,"date":"2026-04-09T05:39:49","date_gmt":"2026-04-09T05:39:49","guid":{"rendered":"https:\/\/wormwheelgear.top\/?p=1922"},"modified":"2026-04-09T05:39:49","modified_gmt":"2026-04-09T05:39:49","slug":"worm-gear-noise-and-vibration-what-the-sound-reveals-and-how-to-engineer-it-out","status":"publish","type":"post","link":"https:\/\/wormwheelgear.top\/zh\/worm-gear-noise-and-vibration-what-the-sound-reveals-and-how-to-engineer-it-out\/","title":{"rendered":"Worm Gear Noise and Vibration — What the Sound Reveals and How to Engineer It Out"},"content":{"rendered":"
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\u77e5\u8bc6\u7cfb\u5217 \u00b7 B9 \u00b7 \u566a\u58f0\u4e0e\u632f\u52a8<\/p>\n

\u8717\u8f6e \u566a\u58f0\u548c\u632f\u52a8<\/span> \u2014 \u58f0\u97f3\u63ed\u793a\u4e86\u4ec0\u4e48\u4ee5\u53ca\u5982\u4f55\u6d88\u9664\u5b83<\/h1>\n

\u8717\u8f6e\u8717\u6746\u4f20\u52a8\u88c5\u7f6e\u5728\u8fd0\u884c\u4e09\u5e74\u540e\uff0c\u51fa\u73b0\u4e86\u4e00\u79cd\u5468\u671f\u6027\u768491\u8d6b\u5179\u6572\u51fb\u58f0\uff0c\u6b64\u524d\u8be5\u88c5\u7f6e\u4e00\u76f4\u8fd0\u884c\u5b89\u9759\u3002\u4ec5\u51ed\u9891\u7387\u5c31\u786e\u5b9a\u4e86\u6545\u969c\u6839\u6e90\uff0c\u65e0\u9700\u62c6\u5378\u3002\u8717\u8f6e\u8717\u6746\u7684\u566a\u97f3\u4e0d\u4ec5\u4ec5\u662f\u4ee4\u4eba\u70e6\u607c\u7684\u2014\u2014\u5b83\u8fd8\u8574\u542b\u7740\u7f16\u7801\u5728\u58f0\u5b66\u9891\u7387\u4e2d\u7684\u8bca\u65ad\u4fe1\u606f\u3002<\/p>\n

\u7f51\u683c\u9891\u7387\u5206\u6790<\/span>
\n\u8f74\u627f\u566a\u58f0\u4e0e\u556e\u5408\u566a\u58f0<\/span>
\n\u8bbe\u8ba1\u9636\u6bb5\u7f29\u51cf<\/span>
\n\u5b89\u88c5\u540e\u4fee\u590d<\/span><\/div>\n<\/div>\n<\/section>\n
\n
\u2699 \u97e9\u56fd\u6c38\u529b\u8717\u8f6e\u8717\u6746\u6709\u9650\u516c\u53f8\uff0c\u4eac\u757f\u9053\u5b89\u5c71\u5e02\uff0c\u97e9\u56fd sales@wormwheelgear.top<\/div>\n<\/div>\n
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91\u8d6b\u5179\u6572\u51fb\uff1a\u9891\u7387\u5982\u4f55\u8bc6\u522b\u6545\u969c\u6a21\u5f0f<\/h2>\n

\u7269\u6d41\u4e2d\u5fc3\u5305\u88f9\u4f20\u9001\u5e26\u4e0a\u7684\u8717\u8f6e\u8717\u6746\u8f6c\u89d2\u9a71\u52a8\u88c5\u7f6e\u5df2\u7ecf\u5b89\u9759\u8fd0\u884c\u4e86\u4e09\u5e74\uff0c\u76f4\u5230\u4e00\u4f4d\u7ef4\u4fee\u6280\u5e08\u6ce8\u610f\u5230\u5b83\u53d1\u51fa\u5468\u671f\u6027\u7684\u91d1\u5c5e\u6572\u51fb\u58f0\u3002\u5e76\u975e\u6301\u7eed\u4e0d\u65ad\uff0c\u800c\u662f\u5468\u671f\u6027\u7684\uff0c\u95f4\u9694\u56fa\u5b9a\u3002\u4f7f\u7528\u667a\u80fd\u624b\u673a\u632f\u52a8\u8ba1\u5e94\u7528\u7a0b\u5e8f\u6d4b\u91cf\u53d1\u73b0\uff0c\u6572\u51fb\u9891\u7387\u7ea6\u4e3a 91 Hz\u3002<\/p>\n

\u8ba1\u7b97\u8fc7\u7a0b\uff1a\u8717\u6746\u8f74\u8f6c\u901f 1450 RPM = 24.2 \u8f6c\/\u79d2\u3002\u53cc\u5934\u8717\u6746\uff08z1=2\uff09\uff1a\u556e\u5408\u9891\u7387 = 24.2 \u00d7 2 = 48.3 Hz\u3002\u8f6e\u9f7f\u6570 z2=40\uff0c\u8f6e\u8f6c\u901f = 1450\/40 = 36.25 RPM = 0.604 \u8f6c\/\u79d2\u300248.3 Hz \u548c 0.604 Hz \u90fd\u4e0e 91 Hz \u4e0d\u7b26\u3002\u4f46\u662f\uff0c\u5728 1450 RPM \u7684\u8f6c\u901f\u4e0b\uff0c\u4f7f\u7528\u7279\u5b9a\u8f74\u627f\uff0812 \u4e2a\u6eda\u52a8\u4f53\uff0c\u63a5\u89e6\u89d2\u4e3a 0\u00b0\uff09\u65f6\uff0c\u8717\u6746\u8f74\u5185\u5708\u8f74\u627f\u7684\u9891\u7387\u7ea6\u4e3a 8.8 \u00d7 1450\/60 = 212 Hz\u3002\u4ecd\u7136\u4e0d\u5339\u914d\u3002\u7b54\u6848\uff1a91 Hz \u5927\u7ea6\u662f\u8f66\u8f6e\u65cb\u8f6c\u9891\u7387\u7684\u56db\u500d\uff084 x 0.604 Hz x 60 = 144 RPM \u7b49\u6548\u503c\u2014\u2014\u4e0d\u5b8c\u5168\u662f\uff09\uff0c\u4f46\u975e\u5e38\u63a5\u8fd1 7 \u5143\u4ef6\u8f74\u627f\u5728 1,450 RPM \u65f6\u7684\u8717\u6746\u8f74\u627f\u5916\u5708\u7f3a\u9677\u9891\u7387 (BPFO)\uff1a3.5 x 1,450\/60 = 84.6 Hz\u2014\u2014\u4e0d\u5b8c\u5168\u51c6\u786e\uff0c\u4f46\u5728\u8303\u56f4\u5185\u3002<\/p>\n

\u7ef4\u4fee\u56e2\u961f\u62c6\u89e3\u4e86\u9a71\u52a8\u88c5\u7f6e\uff0c\u53d1\u73b0\uff1a\u8717\u6746\u8f74\u627f\u5916\u5708\u6709\u4e00\u5904\u7ea62\u6beb\u7c73\u957f\u7684\u75b2\u52b3\u5265\u843d\u3002\u6bcf\u6b21\u6eda\u52a8\u4f53\u7ecf\u8fc7\u8be5\u5265\u843d\u5904\u65f6\uff0c\u90fd\u4f1a\u4ea7\u751f\u6572\u51fb\u58f0\u3002\u8717\u8f6e\u672c\u8eab\u72b6\u51b5\u826f\u597d\u3002\u5982\u679c\u6ca1\u6709\u8fdb\u884c\u9891\u7387\u5206\u6790\uff0c\u6807\u51c6\u7684\u68c0\u67e5\u7a0b\u5e8f\u4f1a\u662f\u66f4\u6362\u6574\u4e2a\u8717\u8f6e\u7ec4\u3002\u800c\u901a\u8fc7\u9891\u7387\u5206\u6790\uff0c\u65e0\u9700\u62c6\u5378\u9f7f\u8f6e\uff0c\u5c31\u80fd\u786e\u5b9a\u6b63\u786e\u4e14\u6210\u672c\u66f4\u4f4e\u7684\u7ef4\u4fee\u65b9\u6848\u2014\u2014\u4ec5\u66f4\u6362\u8f74\u627f\u3002<\/p>\n

\n

\u566a\u58f0\u8bca\u65ad\u80fd\u544a\u8bc9\u4f60\u4ec0\u4e48\uff1a<\/strong> \u556e\u5408\u9891\u7387\u53ca\u5176\u8c10\u6ce2 = \u9f7f\u8f6e\u51e0\u4f55\u8bef\u5dee\uff08\u9f7f\u5ed3\u504f\u5dee\u3001\u9f7f\u8ddd\u8bef\u5dee\uff09\u3002\u556e\u5408\u9891\u7387\u7684\u6b21\u8c10\u6ce2 = \u9f7f\u95f4\u53d8\u5316\uff08\u5bfc\u7a0b\u8bef\u5dee\u3001\u5dee\u52a8\u9f7f\u8f7d\u8377\uff09\u3002\u8f74\u627f\u7f3a\u9677\u9891\u7387\uff08BPFI\u3001BPFO\u3001BSF\uff09= \u8f74\u627f\u78e8\u635f\u6216\u635f\u574f\u3002\u8f74\u65cb\u8f6c\u9891\u7387\u8c10\u6ce2 = \u504f\u5fc3\u3001\u4e0d\u5e73\u8861\u6216\u4e0d\u5bf9\u4e2d\u3002\u80cc\u666f\u5bbd\u5e26\u566a\u58f0 = \u6da6\u6ed1\u6cb9\u819c\u8d28\u91cf\u3002\u6bcf\u79cd\u60c5\u51b5\u90fd\u6709\u5176\u4e0d\u540c\u7684\u3001\u53ef\u8ba1\u7b97\u7684\u9891\u7387\u3002<\/p>\n<\/div>\n

\n

\u556e\u5408\u9891\u7387\u8ba1\u7b97\u2014\u2014\u8717\u8f6e\u8717\u6746\u566a\u58f0\u5206\u6790\u7684\u57fa\u7840<\/h2>\n

\u556e\u5408\u9891\u7387\u662f\u6307\u8717\u6746\u87ba\u7eb9\u5f00\u59cb\u4e0e\u9f7f\u8f6e\u9f7f\u556e\u5408\u7684\u9891\u7387\u3002\u5b83\u662f\u8717\u8f6e\u8717\u6746\u4f20\u52a8\u4e2d\u6240\u6709\u9f7f\u8f6e\u76f8\u5173\u566a\u58f0\u548c\u632f\u52a8\u7684\u57fa\u9891\u3002\u6240\u6709\u9f7f\u8f6e\u4ea7\u751f\u7684\u566a\u58f0\u90fd\u51fa\u73b0\u5728\u556e\u5408\u9891\u7387\u53ca\u5176\u6574\u6570\u6b21\u8c10\u6ce2\uff082\u500d\u30013\u500d\u30014\u500d\u556e\u5408\u9891\u7387\uff09\u5904\u3002<\/p>\n

\n
\u7f51\u683c\u9891\u7387\u516c\u5f0f<\/div>\n
f_mesh (Hz) = n_worm (RPM) x z1 \/ 60<\/div>\n
n_worm = \u8717\u6746\u8f74\u8f6c\u901f\uff08RPM\uff09<\/span>
\nz1 = \u8717\u6746\u87ba\u7eb9\u8d77\u59cb\u70b9\u6570\uff081\u30012 \u6216 4\uff09<\/span>
\n\u4f8b\u5982\uff1a\u8f6c\u901f 1450 RPM\uff0c\u5355\u542f\u52a8 (z1=1)\uff1af_mesh = 24.2 Hz<\/span>
\n\u4f8b\u5982\uff1a\u8f6c\u901f 1450 RPM\uff0c\u53cc\u542f\u52a8 (z1=2)\uff1af_mesh = 48.3 Hz<\/span>
\n\u4f8b\u5982\uff1a\u8f6c\u901f 1450 RPM\uff0c\u56db\u8f6e\u9a71\u52a8 (z1=4)\uff1af_mesh = 96.7 Hz<\/span>
\n\u8c10\u6ce2\uff1a2x \u7f51\u683c = 2 x f_mesh\uff1b3x \u7f51\u683c = 3 x f_mesh\uff0c\u7b49\u7b49\u3002<\/span><\/div>\n<\/div>\n

\u556e\u5408\u9891\u7387\u51b3\u5b9a\u4e86\u9f7f\u8f6e\u566a\u58f0\u7684\u8282\u594f\u3002\u6bcf\u4e2a\u9f7f\u8f6e\u51e0\u4f55\u5f62\u72b6\u8bef\u5dee\u90fd\u4f1a\u5728\u6bcf\u4e2a\u9f7f\u556e\u5408\u5468\u671f\u4e2d\u5bfc\u81f4\u556e\u5408\u63a5\u89e6\u70b9\u5904\u7684\u529b\u53d1\u751f\u53d8\u5316\uff0c\u4ece\u800c\u4ea7\u751f\u9891\u7387\u4e3a f_mesh \u7684\u58f0\u8f93\u51fa\u3002\u9f7f\u5ed3\u504f\u5dee (Ff) \u4f1a\u5bfc\u81f4\u6bcf\u4e2a\u9f7f\u556e\u5408\u65f6\u4ea7\u751f\u77ed\u6682\u7684\u51b2\u51fb\u529b\u53d8\u5316\uff1a\u4ea7\u751f\u9891\u7387\u4e3a f_mesh \u53ca\u5176\u8c10\u6ce2\u7684\u58f0\u8f93\u51fa\u3002\u5bfc\u7a0b\u504f\u5dee (Fb) \u4f1a\u5bfc\u81f4\u8717\u6746\u8f74\u65cb\u8f6c\u4e00\u5468\u5185\u4ea7\u751f\u5e73\u6ed1\u7684\u6b63\u5f26\u626d\u77e9\u53d8\u5316\uff1a\u4ea7\u751f\u9891\u7387\u4e3a\u8f74\u65cb\u8f6c\u9891\u7387\u53ca\u5176\u8c10\u6ce2\u7684\u58f0\u8f93\u51fa\uff0c\u4ece\u800c\u8c03\u5236\u556e\u5408\u9891\u7387\u7684\u632f\u5e45\u3002<\/p>\n

\n\n\n\n\n\n\n\n\n\n\n\n\n
\u566a\u58f0\/\u632f\u52a8\u7279\u6027<\/th>\n\u9891\u7387<\/th>\n\u6839\u672c\u539f\u56e0<\/th>\n\u7d27\u6025<\/th>\n<\/tr>\n<\/thead>\n
\u6052\u5b9a\u97f3\u8c03\uff0c\u4e0e\u901f\u5ea6\u6210\u6b63\u6bd4<\/td>\nf_mesh \u548c\u8c10\u6ce2<\/td>\n\u9f7f\u8f6e\u8f6e\u5ed3\u504f\u5dee (Ff) \u2014 \u5bf9\u4e8e DIN 8-9 \u6807\u51c6\u800c\u8a00\u5c5e\u4e8e\u6b63\u5e38\u8303\u56f4\uff1b\u5982\u679c\u662f\u65b0\u9f7f\u8f6e\uff0c\u5219\u9700\u8fdb\u884c\u68c0\u67e5\u3002<\/td>\n\u8c03\u67e5\u662f\u5426\u7a81\u7136\u53d1\u4f5c\u6216\u632f\u5e45\u9010\u6e10\u589e\u5927\u3002<\/td>\n<\/tr>\n
\u5177\u6709\u901f\u5ea6\u6bd4\u4f8b\u8fb9\u5e26\u7684\u97f3\u8c03<\/td>\nf_mesh +\/- n_shaft<\/td>\n\u5bfc\u7a0b\u504f\u5dee (Fb) \u8c03\u5236\u7f51\u683c \u2014 \u591a\u8d77\u70b9\u8717\u6746\u68c0\u67e5\u8d77\u59cb\u95f4\u8ddd<\/td>\n\u8c03\u67e5\u662f\u5426\u9ad8\u4e8e DIN \u7b49\u7ea7\u516c\u5dee<\/td>\n<\/tr>\n
\u8f66\u8f6e\u65cb\u8f6c\u9891\u7387\u7684\u5468\u671f\u6027\u6572\u51fb\u58f0<\/td>\n1 \u500d\u8f6e\u65cb\u8f6c = n_worm\/z2\/60 Hz<\/td>\n\u8f66\u8f6e\u4e2d\u5355\u4e2a\u635f\u574f\u7684\u7259\u9f7f\u6216\u5d4c\u5165\u7684\u5f02\u7269<\/td>\n\u7acb\u5373\u2014\u2014\u505c\u6b62\u5e76\u68c0\u67e5<\/td>\n<\/tr>\n
\u5468\u671f\u6027\u6572\u51fb\u58f0\uff0c\u5e76\u975e\u9f7f\u8f6e\u9891\u7387<\/td>\n\u8f74\u627f\u7f3a\u9677\u9891\u7387 BPFO\/BPFI<\/td>\n\u8f74\u627f\u5185\u5708\u6216\u5916\u5708\u5265\u843d\u2014\u2014\u53ef\u6839\u636e\u8f74\u627f\u51e0\u4f55\u5f62\u72b6\u8ba1\u7b97\u3002<\/td>\n\u7d27\u6025\u2014\u2014\u8f74\u627f\u5fc5\u987b\u5728\u6545\u969c\u524d\u66f4\u6362<\/td>\n<\/tr>\n
\u5bbd\u5e26\u5636\u5636\u58f0\u968f\u901f\u5ea6\u589e\u52a0\u800c\u589e\u5927<\/td>\n\u65e0\u79bb\u6563\u9891\u7387<\/td>\n\u8fb9\u754c\u6da6\u6ed1\u2014\u2014\u7f51\u72b6\u63a5\u89e6\u5904\u6cb9\u819c\u4e0d\u8db3<\/td>\n\u63d0\u9ad8\u6da6\u6ed1\u6cb9\u7c98\u5ea6\u7b49\u7ea7\uff1b\u68c0\u67e5\u6cb9\u4f4d<\/td>\n<\/tr>\n
\u5404\u79cd\u901f\u5ea6\u4e0b\u90fd\u6709\u4f4e\u9891\u9686\u9686\u58f0<\/td>\n\u8f74\u65cb\u8f6c\u9891\u7387<\/td>\n\u8f74\u504f\u5fc3\u6216\u4e0d\u5e73\u8861\uff1b\u8054\u8f74\u5668\u4e0d\u5bf9\u4e2d<\/td>\n\u68c0\u67e5\u5b89\u88c5\u548c\u8f74\u8df3\u52a8\u60c5\u51b5<\/td>\n<\/tr>\n
\u7f51\u683c\u4e8b\u4ef6\u540e\u7684\u5171\u632f\u7ed3\u6784\u632f\u94c3<\/td>\n\u7ed3\u6784\u56fa\u6709\u9891\u7387<\/td>\n\u7531\u7f51\u683c\u9891\u7387\u5f15\u8d77\u7684\u58f3\u4f53\u6216\u652f\u6491\u7ed3\u6784\u5171\u632f<\/td>\n\u901a\u8fc7\u6539\u53d8\u6bd4\u7387\/\u901f\u5ea6\u6765\u589e\u5f3a\u7ed3\u6784\u521a\u5ea6\u6216\u6539\u53d8\u7f51\u683c\u9891\u7387<\/td>\n<\/tr>\n
\u51b7\u7684\u65f6\u5019\u5b89\u9759\uff0c\u70ed\u7684\u65f6\u5019\u5435\u95f9<\/td>\n\u968f\u6e29\u5ea6\u53d8\u5316<\/td>\n\u6cb9\u6db2\u7c98\u5ea6\u968f\u6e29\u5ea6\u964d\u4f4e\u2014\u2014\u8fb9\u754c\u6da6\u6ed1\u72b6\u6001\u8f6c\u53d8<\/td>\n\u66f4\u6362\u9ad8\u7c98\u5ea6\u6307\u6570\u6da6\u6ed1\u6cb9\uff1b\u68c0\u67e5\u58f3\u4f53\u6e29\u5ea6<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n
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\"\"<\/div>\n<\/div>\n

\u63a5\u89e6\u6a21\u5f0f\u8d28\u91cf\u5982\u4f55\u51b3\u5b9a\u566a\u58f0\u6c34\u5e73<\/h2>\n

\u5f71\u54cd\u8717\u8f6e\u8717\u6746\u556e\u5408\u566a\u58f0\u7684\u6700\u91cd\u8981\u53c2\u6570\u662f\u63a5\u89e6\u8986\u76d6\u7387\u2014\u2014\u5373\u556e\u5408\u8fc7\u7a0b\u4e2d\u8717\u6746\u87ba\u7eb9\u4e0e\u9f7f\u8f6e\u9f7f\u63a5\u89e6\u7684\u9f7f\u9762\u5bbd\u5ea6\u767e\u5206\u6bd4\u3002\u5b8c\u5168\u63a5\u89e6\uff08\u9f7f\u9762\u5bbd\u5ea6\u8fbe\u5230\u6216\u8d85\u8fc770%\uff09\u53ef\u5c06\u556e\u5408\u8f7d\u8377\u5206\u6563\u5230\u6574\u4e2a\u556e\u5408\u533a\u57df\uff0c\u4ece\u800c\u964d\u4f4e\u5cf0\u503c\u8d6b\u5179\u63a5\u89e6\u5e94\u529b\uff0c\u5e76\u5728\u556e\u5408\u9891\u7387\u4e0b\u4ea7\u751f\u5e73\u6ed1\u8fde\u7eed\u7684\u529b\u53d8\u5316\u2014\u2014\u8fdb\u800c\u4ea7\u751f\u4f4e\u632f\u5e45\u3001\u4f4e\u9891\u7387\u7684\u58f0\u8f93\u51fa\u3002<\/p>\n

\u5f53\u8717\u8f6e\u7528\u4e0d\u5339\u914d\u7684\u5200\u5177\u8fdb\u884c\u6eda\u9f7f\u52a0\u5de5\u65f6\uff0c\u5c31\u4f1a\u51fa\u73b0\u70b9\u63a5\u89e6\u6a21\u5f0f\uff0c\u8fd9\u79cd\u6a21\u5f0f\u4f1a\u5c06\u5168\u90e8\u556e\u5408\u8f7d\u8377\u96c6\u4e2d\u5728\u4e00\u4e2a\u5f88\u5c0f\u7684\u533a\u57df\u5185\uff0c\u5bfc\u81f4\u6bcf\u6b21\u9f7f\u556e\u5408\u65f6\u4ea7\u751f\u77ed\u6682\u7684\u9ad8\u632f\u5e45\u529b\u5c16\u5cf0\u3002\u9664\u4e86\u57fa\u9891\u4e4b\u5916\uff0c\u8be5\u5c16\u5cf0\u8fd8\u4f1a\u4ea7\u751f2\u500d\u30013\u500d\u548c4\u500d\u556e\u5408\u9891\u7387\u7684\u5f3a\u8c10\u6ce2\u3002\u5bf9\u4e8e\u5178\u578b\u7684\u5de5\u4e1a\u9a71\u52a8\u88c5\u7f6e\uff0c\u8fd9\u4e9b\u8c10\u6ce2\u7684\u9891\u7387\u8303\u56f4\u5728100-400\u8d6b\u5179\u4e4b\u95f4\u2014\u2014\u6b63\u597d\u4f4d\u4e8e\u4eba\u8033\u7684\u58f0\u200b\u200b\u5b66\u654f\u611f\u5ea6\u5cf0\u503c\u8303\u56f4\u5185\uff0c\u56e0\u6b64\u5373\u4f7f\u632f\u5e45\u4f4e\u4e8e\u57fa\u9891\uff0c\u4eba\u8033\u4e5f\u80fd\u611f\u77e5\u5230\u5b83\u4eec\u3002<\/p>\n

\n
\u8054\u7cfb\u6a21\u5f0f\u4e0e\u566a\u58f0\u6c34\u5e73\u2014\u2014\u603b\u7ed3<\/div>\n
\n
\n
\u226570%<\/div>\n
\u4f4e\u566a\u97f3<\/div>\n
\u6b63\u786e\u63a5\u89e6\uff08\u7ebf\u8def\u63a5\u89e6\uff09<\/div>\n<\/div>\n
\n
50-70%<\/div>\n
\u4e2d\u7b49\u566a\u97f3<\/div>\n
\u8fb9\u7f18\u63a5\u89e6\u6216\u5165\u53e3\u4fa7\u63a5\u89e6<\/div>\n<\/div>\n
\n
30-50%<\/div>\n
\u9ad8\u566a\u97f3<\/div>\n
\u663e\u8457\u4e0d\u5339\u914d\uff0c\u70b9\u63a5\u89e6<\/div>\n<\/div>\n
\n
<30%<\/div>\n
\u566a\u97f3\u975e\u5e38\u5927<\/div>\n
\u4e25\u91cd\u4e0d\u5339\u914d\uff0c\u51b2\u51fb\u4e3b\u5bfc<\/div>\n<\/div>\n<\/div>\n<\/div>\n
\n

\u5728\u8bbe\u8ba1\u9636\u6bb5\u6d88\u9664\u5de5\u7a0b\u566a\u58f0<\/h2>\n
\n
\n

\u4f7f\u7528\u66f4\u5927\u7684\u6a21\u5757<\/h4>\n

\u66f4\u5927\u7684\u6a21\u6570 = \u66f4\u5927\u7684\u9f7f\u622a\u9762 = \u76f8\u540c\u8f7d\u8377\u4e0b\u66f4\u4f4e\u7684\u9f7f\u63a5\u89e6\u5e94\u529b = \u66f4\u5c0f\u7684\u556e\u5408\u529b\u53d8\u5316\u5e45\u5ea6 = \u66f4\u4f4e\u7684\u566a\u58f0\u8f93\u51fa\u3002\u5728\u76f8\u540c\u8f7d\u8377\u4e0b\uff0c\u6a21\u6570\u589e\u52a0\u4e00\u7ea7\uff08\u4f8b\u5982\uff0c\u4ece M4 \u5230 M5\uff09\u53ef\u4f7f\u556e\u5408\u529b\u53d8\u5316\u964d\u4f4e\u7ea6 30%\u3002\u9f7f\u8f6e\u5c3a\u5bf8\u66f4\u5927\u3001\u91cd\u91cf\u66f4\u91cd\uff0c\u4f46\u5728\u76f8\u540c\u8f7d\u8377\u4e0b\u566a\u97f3\u663e\u8457\u964d\u4f4e\u3002<\/p>\n<\/div>\n

\n

\u6307\u5b9a DIN 7 \u6216\u66f4\u9ad8\u6807\u51c6<\/h4>\n

\u87ba\u7eb9\u78e8\u524a\u81f3 DIN 7 \u6807\u51c6\u53ef\u6d88\u9664\u8f6e\u5ed3\u504f\u5dee (Ff)\uff0c\u800c\u8f6e\u5ed3\u504f\u5dee\u662f\u556e\u5408\u9891\u7387\u8c10\u6ce2\u7684\u4e3b\u8981\u6765\u6e90\u3002\u566a\u58f0\u6539\u5584\u5728 100-500 Hz \u9891\u7387\u8303\u56f4\u5185\u6700\u4e3a\u663e\u8457\u3002\u5728\u76f8\u540c\u8d1f\u8f7d\u548c\u8f6c\u901f\u4e0b\uff0cDIN 7 \u9f7f\u8f6e\u7ec4\u901a\u5e38\u6bd4 DIN 9 \u9f7f\u8f6e\u7ec4\u5b89\u9759 8-12 dB(A)\u3002DIN 7 \u76f8\u5bf9\u4e8e DIN 9 \u7684\u6210\u672c\u6ea2\u4ef7\u7ea6\u4e3a 40-60%\u3002<\/p>\n<\/div>\n

\n

\u578b\u6750\u5339\u914d\u6eda\u9f7f<\/h4>\n

\u4f7f\u7528\u4e0e\u8717\u6746\u5b9e\u9645\u51e0\u4f55\u5f62\u72b6\u76f8\u5339\u914d\u7684\u5200\u5177\uff08\u800c\u975e\u6807\u51c6\u6a21\u5757\u901a\u7528\u5200\u5177\uff09\u5bf9\u8717\u8f6e\u8fdb\u884c\u6eda\u9f7f\u52a0\u5de5\uff0c\u53ef\u5b9e\u73b0\u7ebf\u63a5\u89e6\u800c\u975e\u70b9\u63a5\u89e6\u3002\u4ea4\u8d27\u6587\u6863\u4e2d\u7684\u63a5\u89e6\u9762\u7167\u7247\u5bf9\u6b64\u8fdb\u884c\u4e86\u8bf4\u660e\u3002\u4e0e 30-40% \u63a5\u89e6\u9762\u76f8\u6bd4\uff0c\u226570% \u63a5\u89e6\u9762\u53ef\u964d\u4f4e 5-10 dB(A) \u7684\u556e\u5408\u566a\u58f0\u2014\u2014\u76f8\u5f53\u4e8e\u7cbe\u5ea6\u7b49\u7ea7\u7684\u63d0\u5347\u3002<\/p>\n<\/div>\n

\n

PAO\u6da6\u6ed1\u5242<\/h4>\n

\u4e0e\u76f8\u540cISO VG\u7b49\u7ea7\u7684\u77ff\u7269\u6cb9\u76f8\u6bd4\uff0c\u5408\u6210PAO\u6cb9\u5728\u5de5\u4f5c\u6e29\u5ea6\u4e0b\u4fdd\u6301\u66f4\u9ad8\u7684\u7c98\u5ea6\u3002\u66f4\u9ad8\u7684\u5de5\u4f5c\u7c98\u5ea6\u610f\u5473\u7740\u5728\u556e\u5408\u63a5\u89e6\u5904\u5f62\u6210\u66f4\u539a\u7684\u5f39\u6d41\u6da6\u6ed1\u819c\uff0c\u4ece\u800c\u51cf\u5c11\u91d1\u5c5e\u95f4\u7684\u63a5\u89e6\u9762\u79ef\uff0c\u964d\u4f4e\u7c97\u7cd9\u5ea6\u6469\u64e6\uff0c\u5e76\u964d\u4f4e\u5bbd\u5e26\u8fb9\u754c\u6da6\u6ed1\u566a\u58f0\u3002\u5bf9\u4e8e\u63a5\u8fd1\u70ed\u6781\u9650\u8fd0\u884c\u7684\u9a71\u52a8\u88c5\u7f6e\uff0c\u8fd9\u79cd\u6539\u8fdb\u6700\u4e3a\u663e\u8457\uff0c\u56e0\u4e3a\u6b64\u65f6\u77ff\u7269\u6cb9\u7684\u7c98\u5ea6\u5df2\u5927\u5e45\u4e0b\u964d\u3002<\/p>\n<\/div>\n

\n

\u963b\u5c3c\u5f0f\u5916\u58f3\u5b89\u88c5<\/h4>\n

\u58f3\u4f53\u5c06\u9f7f\u8f6e\u556e\u5408\u632f\u52a8\u4f20\u9012\u5230\u5176\u5b89\u88c5\u7684\u7ed3\u6784\u4e0a\u3002\u58f3\u4f53\u4e0e\u673a\u67b6\u4e4b\u95f4\u7684\u5f39\u6027\u9632\u632f\u57ab\u53ef\u5c06\u7ed3\u6784\u566a\u58f0\u4f20\u9012\u964d\u4f4e 6-15 dB(A)\uff0c\u5177\u4f53\u6570\u503c\u53d6\u51b3\u4e8e\u57ab\u7247\u7684\u521a\u5ea6\u548c\u76f8\u5173\u7ed3\u6784\u7684\u5171\u632f\u9891\u7387\u3002\u58f3\u4f53\u87ba\u6813\u4ecd\u5fc5\u987b\u6309\u89c4\u5b9a\u626d\u77e9\u62e7\u7d27\u2014\u2014\u5f39\u6027\u57ab\u7247\u7684\u4f5c\u7528\u662f\u9694\u632f\uff0c\u800c\u4e0d\u662f\u964d\u4f4e\u9f7f\u8f6e\u556e\u5408\u529b\u7684\u5e45\u503c\u3002<\/p>\n<\/div>\n

\n

\u5c3c\u9f99\u6216\u805a\u7532\u919b\u8f6e\uff08\u8f7b\u578b\uff09<\/h4>\n

\u5bf9\u4e8e\u6781\u8f7b\u8d1f\u8f7d\u5e94\u7528\uff08\u4f8b\u5982\u4eea\u5668\u9a71\u52a8\u3001\u5c0f\u578b\u6807\u7b7e\u8d34\u6807\u673a\u3001\u5b9e\u9a8c\u5ba4\u5b9a\u4f4d\uff09\uff0c\u91c7\u7528 PA66 \u5c3c\u9f99\u6216 POM \u805a\u7532\u919b\u6750\u8d28\u7684\u9f7f\u8f6e\u4e0e\u629b\u5149\u94a2\u5236\u8717\u6746\u8f74\u556e\u5408\uff0c\u4e0e\u91d1\u5c5e\u5bf9\u91d1\u5c5e\u63a5\u89e6\u76f8\u6bd4\uff0c\u53ef\u964d\u4f4e 10-18 dB(A) \u7684\u556e\u5408\u566a\u58f0\u3002\u4f46\u7f3a\u70b9\u662f\uff0c\u5728\u8f7b\u8d1f\u8f7d\u4e0b\uff0c\u626d\u77e9\u5bb9\u91cf\u4f1a\u53d7\u5230\u9650\u5236\uff0c\u7ea6\u4e3a M2 \u6a21\u6570\u3002\u5207\u52ff\u5728\u4e2d\u91cd\u8d1f\u8f7d\u5e94\u7528\u4e2d\u4f7f\u7528\u5851\u6599\u9f7f\u8f6e\u6765\u964d\u4f4e\u566a\u58f0\u2014\u2014\u5b83\u4eec\u4f1a\u53d1\u751f\u673a\u68b0\u6545\u969c\u3002<\/p>\n<\/div>\n<\/div>\n

\n

\u51b3\u5b9a\u566a\u58f0\u6027\u80fd\u7684\u5236\u9020\u5de5\u827a<\/h2>\n\n\n\n\n
\"\"<\/td>\n\"\"<\/td>\n\"\"<\/td>\n<\/tr>\n
\"\"<\/td>\n\"\"<\/td>\n\"\"<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\u5b89\u88c5\u540e\u53ef\u91c7\u53d6\u7684\u63aa\u65bd\u2014\u2014\u8c03\u8bd5\u540e\u964d\u566a<\/h2>\n

\u5f53\u8717\u8f6e\u8717\u6746\u4f20\u52a8\u88c5\u7f6e\u5df2\u7ecf\u5b89\u88c5\u5e76\u4ea7\u751f\u65e0\u6cd5\u63a5\u53d7\u7684\u566a\u97f3\u65f6\uff0c\u53ef\u9009\u62e9\u7684\u65b9\u6848\u4ec5\u9650\u4e8e\u65e0\u9700\u8fdb\u884c\u5927\u89c4\u6a21\u62c6\u5378\u5373\u53ef\u8fdb\u884c\u7684\u66f4\u6362\u3002\u4f18\u5148\u987a\u5e8f\u662f\uff1a\u9996\u5148\u786e\u8ba4\u566a\u97f3\u6e90\uff08\u662f\u9f7f\u8f6e\u556e\u5408\u3001\u8f74\u627f\u8fd8\u662f\u7ed3\u6784\u95ee\u9898\uff1f\uff09\uff0c\u7136\u540e\u91c7\u53d6\u6548\u679c\u6700\u663e\u8457\u7684\u8865\u6551\u63aa\u65bd\u3002<\/p>\n

\n\n\n\n\n\n\n\n\n\n\n\n\n
\u5e72\u6d89<\/th>\n\u52aa\u529b<\/th>\n\u964d\u566a\u6f5c\u529b<\/th>\n\u4f55\u65f6\u4f7f\u7528<\/th>\n<\/tr>\n<\/thead>\n
\u6539\u7528PAO\u5408\u6210\u6da6\u6ed1\u6cb9<\/td>\n\u4f4e\u6cb9\u4f4d\u2014\u2014\u4ec5\u6392\u653e\u548c\u52a0\u6ce8\u673a\u6cb9<\/td>\n\u6e29\u5ea6\u654f\u611f\u578b\u9a71\u52a8\u5668\u4e2d 2-6 dB(A)<\/td>\n\u6e29\u6696\u65f6\u566a\u97f3\u6bd4\u5bd2\u51b7\u65f6\u66f4\u4e25\u91cd<\/td>\n<\/tr>\n
\u63d0\u9ad8\u6da6\u6ed1\u6cb9\u7c98\u5ea6\u7b49\u7ea7<\/td>\n\u4f4e\u6cb9\u4f4d\u2014\u2014\u4ec5\u6392\u653e\u548c\u52a0\u6ce8\u673a\u6cb9<\/td>\n\u5982\u679c\u5f53\u524d\u7c98\u5ea6\u4e0d\u8db3\uff0c\u5219\u4e3a 2-5 dB(A)<\/td>\n\u5f53\u5b58\u5728\u5bbd\u5e26\u5636\u5636\u58f0\u65f6<\/td>\n<\/tr>\n
\u589e\u52a0\u5f39\u6027\u9632\u9707\u652f\u67b6<\/td>\n\u4e2d\u7b49\u2014\u2014\u9700\u8981\u642c\u8fd0\u623f\u5c4b<\/td>\n\u7ed3\u6784\u566a\u58f0\u964d\u4f4e 6-15 dB(A)<\/td>\n\u566a\u97f3\u662f\u4ece\u5efa\u7b51\u7269\u672c\u8eab\u800c\u975e\u9f7f\u8f6e\u4e2d\u8f90\u5c04\u51fa\u6765\u7684\u3002<\/td>\n<\/tr>\n
\u66f4\u6362\u4e3a DIN 7 \u7cbe\u5ea6\u9f7f\u8f6e\u7ec4<\/td>\n\u9ad8\u2014\u2014\u5b8c\u5168\u62c6\u5378<\/td>\n8-14 dB(A) \u7f51\u72b6\u566a\u58f0<\/td>\n\u5f53\u7f51\u5b54\u9891\u7387\u97f3\u8c03\u566a\u58f0\u662f\u4e3b\u8981\u95ee\u9898\u65f6<\/td>\n<\/tr>\n
\u7528\u4e0e\u8f6e\u578b\u5339\u914d\u7684\u9f7f\u8f6e\u7ec4<\/td>\n\u9ad8\u2014\u2014\u5b8c\u5168\u62c6\u5378<\/td>\n\u603b\u8ba1 5-10 dB(A)\u3002<\/td>\n\u5f53\u63a5\u89e6\u56fe\u6848\u7167\u7247\u663e\u793a\u8986\u76d6\u7387<50%\u65f6<\/td>\n<\/tr>\n
\u7528\u66f4\u5927\u6a21\u6570\u7684\u9f7f\u8f6e\u7ec4\u66ff\u6362\u539f\u9f7f\u8f6e\u7ec4<\/td>\n\u9ad8\u2014\u2014\u623f\u5c4b\u6539\u9020\u53ef\u80fd\u6027<\/td>\n\u7b49\u8d1f\u8f7d\u4e0b\u6700\u9ad8\u53ef\u8fbe 10 dB(A)<\/td>\n\u5f53\u566a\u58f0\u4e0e\u8d1f\u8377\u6210\u6b63\u6bd4\u4e14\u4f4f\u623f\u7a7a\u95f4\u5141\u8bb8\u65f6<\/td>\n<\/tr>\n
\u66f4\u6362\u8f74\u627f<\/td>\n\u4e2d\u7b49\u96be\u5ea6\u2014\u2014\u90e8\u5206\u62c6\u5378<\/td>\n\u6d88\u9664\u8f74\u627f\u566a\u58f0\u90e8\u4ef6<\/td>\n\u5f53\u5468\u671f\u6027\u6572\u51fb\u88ab\u786e\u8ba4\u4e3a\u8f74\u627f\u7f3a\u9677\u9891\u7387<\/td>\n<\/tr>\n
\u66f4\u6362\u4e3a\u5c3c\u9f99\/POM\u8f6e\uff08\u4ec5\u9650\u8f7b\u578b\u7528\u9014\uff09<\/td>\n\u4e2d\u7b49\u2014\u2014\u66f4\u6362\u8f66\u8f6e<\/td>\n\u5982\u679c\u8d1f\u8f7d\u5141\u8bb8\uff0c\u5219\u4e3a 10-18 dB(A)<\/td>\n\u4ec5\u9650\u8f7b\u578b\u5e94\u7528\u2014\u2014\u8bf7\u786e\u8ba4\u626d\u77e9\u5728\u5851\u6599\u9650\u5ea6\u5185\u3002<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n
\n
\n
\u97e9\u56fd\u6c38\u529b<\/span><\/p>\n

\u7528\u4e8e\u9759\u97f3\u8717\u8f6e\u8717\u6746\u8fd0\u884c\u7684\u4ea7\u54c1<\/h2>\n<\/div>\n
\n
\n
\"\u5408\u91d1\u94a2\u8717\u8f6e\u8717\u6746\u4f20\u52a8\u88c5\u7f6e\u2014\u2014\u964d\u566a\u89c4\u683c\"<\/div>\n
\n
DIN 7 \u7cbe\u5bc6\u578b\u2014\u2014\u87ba\u7eb9\u7814\u78e8\uff0c\u4f4e\u566a\u97f3<\/div>\n
\u5408\u91d1\u94a2\u8717\u8f6e\u8717\u6746\u4f20\u52a8\u88c5\u7f6e\u2014\u2014\u964d\u566a\u89c4\u683c<\/div>\n
\u5bf9\u4e8e\u4ee5\u8717\u8f6e\u566a\u58f0\u4e3a\u4e3b\u8981\u8bbe\u8ba1\u9650\u5236\u7684\u5e94\u7528\uff0c\u4f8b\u5982\u534f\u4f5c\u673a\u5668\u4eba\u5de5\u4f5c\u7a7a\u95f4\u3001\u529e\u516c\u548c\u533b\u9662\u81ea\u52a8\u5316\u3001\u7cbe\u5bc6\u5b9e\u9a8c\u5ba4\u4eea\u5668\u4ee5\u53ca\u9759\u97f3\u5236\u9020\u73af\u5883\uff0c\u97e9\u56fd\u6c38\u529b\u52a8\u529b (Korea Ever-Power) \u63d0\u4f9b\u6807\u51c6 DIN 7 \u7cbe\u5ea6\u7b49\u7ea7\u7684\u5408\u91d1\u94a2\u8717\u8f6e\u7ec4\uff08\u78e8\u524a\u87ba\u7eb9\u9f7f\u9762\uff0c\u6a21\u6570 5 \u5904\u9f7f\u5ed3\u504f\u5dee Ff \u2264 9 \u03bcm\uff09\u3002\u6240\u6709\u8717\u8f6e\u7ec4\u5728\u53d1\u8d27\u524d\u5747\u5728\u88c5\u914d\u53f0\u4e0a\u8fdb\u884c\u63a5\u89e6\u9762\u6d4b\u8bd5\uff0c\u5e76\u5c06\u8986\u76d6\u7387\u8bb0\u5f55\u5728\u4ea4\u4ed8\u5305\u88c5\u4e2d\uff0c\u786e\u4fdd \u2265 70% \u9f7f\u5bbd\u8986\u76d6\u7387\uff0c\u8fd9\u662f\u4f4e\u556e\u5408\u566a\u58f0\u7684\u4e3b\u8981\u9884\u6d4b\u6307\u6807\u3002\u5bf9\u4e8e\u9700\u8981\u66f4\u4f4e\u566a\u58f0\u7684\u5e94\u7528\uff0c\u53ef\u6839\u636e\u8981\u6c42\u63d0\u4f9b DIN 6 \u7b49\u7ea7\uff08Ff \u2264 6 \u03bcm\uff09\u7684\u4ea7\u54c1\u3002DIN 7 \u53ca\u66f4\u9ad8\u7b49\u7ea7\u7684\u8717\u8f6e\u7ec4\u968f\u9644\u63a5\u89e6\u9762\u7167\u7247\uff0c\u65b9\u4fbf\u5ba2\u6237\u7684\u8d28\u91cf\u5de5\u7a0b\u5e08\u5728\u5b89\u88c5\u524d\u76f4\u63a5\u9a8c\u8bc1\u51b3\u5b9a\u556e\u5408\u566a\u58f0\u7684\u6761\u4ef6\u3002<\/div>\n

\u67e5\u770b\u89c4\u683c<\/a><\/p>\n<\/div>\n<\/div>\n

\n
\"\u5851\u6599\u8717\u8f6e\u8717\u6746\u4f20\u52a8\u88c5\u7f6e\u2014\u2014\u8fd1\u4e4e\u9759\u97f3\u7684\u8f7b\u578b\"<\/div>\n
\n
PA66 \/ POM \u2014 \u6700\u5927\u9650\u5ea6\u964d\u4f4e\u566a\u97f3\u7684\u8f7b\u578b<\/div>\n
\u5851\u6599\u8717\u8f6e\u8717\u6746\u4f20\u52a8\u88c5\u7f6e\u2014\u2014\u8fd1\u4e4e\u9759\u97f3\u7684\u8f7b\u578b<\/div>\n
\u5bf9\u4e8e\u8d1f\u8f7d\u6781\u8f7b\u7684\u5e94\u7528\uff08\u4f8b\u5982\u5b9e\u9a8c\u5ba4\u5b9a\u4f4d\u3001\u4eea\u5668\u4eea\u8868\u3001\u5c0f\u578b\u6807\u7b7e\u8d34\u6807\u673a\u3001\u529e\u516c\u548c\u533b\u7597\u8bbe\u5907\u81ea\u52a8\u5316\uff09\uff0c\u82e5\u9700\u6700\u5927\u9650\u5ea6\u964d\u4f4e\u566a\u97f3\uff0cPA66\u5c3c\u9f99\u6216POM\u805a\u7532\u919b\u8717\u8f6e\u8717\u6746\u53ef\u5728\u727a\u7272\u90e8\u5206\u626d\u77e9\u5bb9\u91cf\u7684\u524d\u63d0\u4e0b\u5b9e\u73b0\u8fd1\u4e4e\u9759\u97f3\u7684\u8fd0\u884c\u3002\u94a2\u5bf9\u5851\u6599\u7684\u6ed1\u52a8\u63a5\u89e6\u4ea7\u751f\u7684\u566a\u97f3\u8fdc\u4f4e\u4e8e\u94a2\u5bf9\u9752\u94dc\u7684\u63a5\u89e6\u2014\u2014\u5728\u5851\u6599\u8717\u8f6e\u7684\u626d\u77e9\u8303\u56f4\u5185\uff0c\u76f8\u540c\u8f6c\u901f\u548c\u8d1f\u8f7d\u4e0b\u901a\u5e38\u53ef\u964d\u4f4e10-18 dB(A)\u3002\u8717\u6746\u8f74\u7ecf\u8fc7\u7814\u78e8\u548c\u629b\u5149\u5904\u7406\uff0c\u8868\u9762\u7c97\u7cd9\u5ea6Ra\u22640.8 \u03bcm\uff0c\u8fd9\u662f\u6807\u51c6\u914d\u7f6e\u2014\u2014\u7c97\u7cd9\u7684\u8f74\u8868\u9762\u4f1a\u663e\u8457\u52a0\u901f\u5851\u6599\u8717\u8f6e\u7684\u78e8\u635f\u3002\u65e0\u9700\u6cb9\u6d74\u6da6\u6ed1\uff1b\u5c11\u91cf\u6da6\u6ed1\u8102\u5373\u53ef\u5728\u9ad8\u8fbe80\u2103\u7684\u5e72\u5f0f\u8fd0\u884c\u6761\u4ef6\u4e0b\u63d0\u4f9b\u8db3\u591f\u7684\u6da6\u6ed1\u3002\u9002\u7528\u4e8e\u8f7b\u8d1f\u8f7d\u8303\u56f4\u7684M0.5\u81f3M4\u6a21\u6570\u3002<\/div>\n

\u67e5\u770b\u89c4\u683c<\/a><\/p>\n<\/div>\n<\/div>\n

\n
\"\u566a\u58f0\u8bca\u65ad\u548c\u89c4\u683c\u5ba1\u67e5\"<\/div>\n
\n
\u566a\u58f0\u8c03\u67e5\u2014\u2014\u5e94\u7528\u652f\u6301<\/div>\n
\u566a\u58f0\u8bca\u65ad\u548c\u89c4\u683c\u5ba1\u67e5<\/div>\n
\u5bf9\u4e8e\u5df2\u6295\u5165\u4f7f\u7528\u4f46\u566a\u97f3\u8fc7\u5927\u7684\u8717\u8f6e\u8717\u6746\u4f20\u52a8\u88c5\u7f6e\uff0c\u6216\u566a\u97f3\u662f\u5173\u952e\u9a8c\u6536\u6807\u51c6\u7684\u65b0\u578b\u673a\u68b0\u8bbe\u8ba1\uff0c\u97e9\u56fd\u6c38\u529b\u52a8\u529b\u63d0\u4f9b\u89c4\u683c\u5ba1\u6838\u548c\u566a\u97f3\u8bca\u65ad\u670d\u52a1\u3002\u8bf7\u63d0\u4f9b\u9f7f\u8f6e\u7ec4\u5c3a\u5bf8\u3001\u5f53\u524d\u7cbe\u5ea6\u7b49\u7ea7\uff08\u5982\u6709\uff09\u3001\u8fd0\u884c\u901f\u5ea6\u3001\u8d1f\u8f7d\u3001\u5f53\u524d\u6da6\u6ed1\u6cb9\u4ee5\u53ca\u566a\u97f3\u7279\u6027\u63cf\u8ff0\uff08\u97f3\u8c03\u578b\u3001\u5bbd\u5e26\u578b\u3001\u95f4\u6b47\u578b\u3001\u8d1f\u8f7d\u6bd4\u4f8b\u578b\u3001\u901f\u5ea6\u6bd4\u4f8b\u578b\uff09\u3002\u97e9\u56fd\u6c38\u529b\u52a8\u529b\u5c06\u8ba1\u7b97\u556e\u5408\u9891\u7387\uff0c\u6839\u636e\u63cf\u8ff0\u8bc6\u522b\u53ef\u80fd\u7684\u566a\u97f3\u6e90\uff0c\u5e76\u63a8\u8350\u6700\u6709\u53ef\u80fd\u89e3\u51b3\u95ee\u9898\u7684\u89c4\u683c\u53d8\u66f4\u65b9\u6848\u3002\u6b64\u9879\u670d\u52a1\u5bf9\u66f4\u6362\u8ba2\u5355\u548c\u65b0\u578b\u673a\u68b0\u8bbe\u8ba1\u54a8\u8be2\u5747\u514d\u8d39\u3002<\/div>\n

\u67e5\u770b\u89c4\u683c<\/a><\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/section>\n

\n
\n

\u566a\u97f3\u5e38\u89c1\u95ee\u9898\u89e3\u7b54<\/span><\/p>\n

\u8717\u8f6e\u8717\u6746\u7684\u566a\u58f0\u548c\u632f\u52a8\u2014\u2014\u6765\u81ea\u673a\u68b0\u5de5\u7a0b\u5e08\u548c\u58f0\u5b66\u5de5\u7a0b\u5e08\u7684\u63d0\u95ee<\/h2>\n<\/div>\n
\n\u6211\u7684\u8717\u8f6e\u8717\u6746\u4f20\u52a8\u88c5\u7f6e\u73b0\u5728\u7684\u566a\u97f3\u6bd4\u516d\u4e2a\u6708\u524d\u5b89\u88c5\u65f6\u8981\u5927\u3002\u662f\u4ec0\u4e48\u539f\u56e0\u5bfc\u81f4\u566a\u97f3\u589e\u5927\uff1f+<\/span><\/summary>\n
\n

\u8717\u8f6e\u8717\u6746\u4f20\u52a8\u88c5\u7f6e\u566a\u97f3\u5728\u6570\u6708\u5185\u9010\u6e10\u589e\u5927\uff0c\u51e0\u4e4e\u603b\u662f\u8868\u660e\u4ee5\u4e0b\u4e09\u79cd\u60c5\u51b5\u4e4b\u4e00\uff1a\uff081\uff09\u78e8\u7c92\u78e8\u635f\u2014\u2014\u521d\u59cb\u8fd0\u884c\u9636\u6bb5\u7684\u78e8\u5408\u9897\u7c92\u572850-100\u5c0f\u65f6\u6362\u6cb9\u65f6\uff08\u8bb8\u591a\u5de5\u5382\u4f1a\u7701\u7565\u8fd9\u4e00\u6b65\u9aa4\uff09\u672a\u88ab\u6e05\u9664\uff0c\u6301\u7eed\u78e8\u635f\u9f7f\u9762\uff0c\u5bfc\u81f4\u9f7f\u5ed3\u504f\u5dee\u589e\u5927\uff0c\u556e\u5408\u566a\u97f3\u589e\u52a0\u3002\uff082\uff09\u6da6\u6ed1\u6027\u80fd\u4e0b\u964d\u2014\u2014\u539f\u6709\u6da6\u6ed1\u6cb9\u4e2d\u79ef\u805a\u4e86\u91d1\u5c5e\u9897\u7c92\u548c\u6c27\u5316\u4ea7\u7269\uff0c\u5bfc\u81f4\u556e\u5408\u6469\u64e6\u589e\u5927\uff0c\u566a\u97f3\u589e\u52a0\u3002\uff083\uff09\u8f74\u627f\u78e8\u635f\u2014\u2014\u8717\u6746\u8f74\u6216\u8f6e\u8f74\u4e2d\u7684\u6eda\u52a8\u8f74\u627f\u51fa\u73b0\u75b2\u52b3\u5265\u843d\u3002\u533a\u5206\u65b9\u6cd5\uff1a\u5982\u679c\u566a\u97f3\u589e\u5927\u662f\u5e73\u7a33\u3001\u6e10\u8fdb\u7684\uff0c\u4e14\u4e0e\u8d1f\u8f7d\u548c\u8f6c\u901f\u6210\u6b63\u6bd4\uff0c\u5219\u53ef\u80fd\u662f\uff081\uff09\u6216\uff082\uff09\u3002\u5982\u679c\u566a\u97f3\u5448\u73b0\u5468\u671f\u6027\u7684\u6572\u51fb\u6216\u5494\u55d2\u58f0\uff0c\u5219\u53ef\u80fd\u662f\uff083\uff09\u3002\u9996\u5148\u66f4\u6362\u6da6\u6ed1\u6cb9\u2014\u2014\u5982\u679c\u5728\u6362\u6cb9\u5e76\u8fd0\u884c2\u5c0f\u65f6\u540e\u566a\u97f3\u6ca1\u6709\u964d\u4f4e\uff0c\u5219\u5e94\u8fdb\u884c\u8f74\u627f\u68c0\u67e5\u3002<\/p>\n<\/div>\n<\/details>\n

\n\u6211\u53ef\u4ee5\u7528\u667a\u80fd\u624b\u673a\u6d4b\u91cf\u8717\u8f6e\u8717\u6746\u7684\u566a\u97f3\u5417\uff1f\u8fd9\u79cd\u65b9\u6cd5\u662f\u5426\u8db3\u591f\u53ef\u9760\uff0c\u53ef\u4ee5\u7528\u6765\u8bca\u65ad\u95ee\u9898\uff1f+<\/span><\/summary>\n
\n

\u662f\u7684\uff0c\u4f46\u9700\u8c28\u614e\u64cd\u4f5c\u3002\u73b0\u4ee3\u667a\u80fd\u624b\u673a\u5185\u7f6e\u7684MEMS\u52a0\u901f\u5ea6\u8ba1\u548c\u9ea6\u514b\u98ce\u8db3\u4ee5\u68c0\u6d4b20-2000 Hz\u8303\u56f4\u5185\u7684\u9891\u7387\u6210\u5206\u2014\u2014\u8be5\u8303\u56f4\u6db5\u76d6\u4e86\u5178\u578b\u5de5\u4e1a\u9a71\u52a8\u88c5\u7f6e\u7684\u6240\u6709\u9f7f\u8f6e\u556e\u5408\u9891\u7387\u3002iOS\u548cAndroid\u7cfb\u7edf\u5747\u6709\u514d\u8d39\u7684\u632f\u52a8\u5206\u6790\u4eea\u548cFFT\uff08\u5feb\u901f\u5085\u91cc\u53f6\u53d8\u6362\uff09\u5e94\u7528\u7a0b\u5e8f\u3002\u8be5\u6d4b\u91cf\u65b9\u6cd5\u6700\u9002\u7528\u4e8e\u8bc6\u522b\u5468\u671f\u6027\u9891\u7387\uff1a\u5373\u4f7f\u4f7f\u7528\u667a\u80fd\u624b\u673a\u8fdb\u884c\u6d4b\u91cf\uff0c\u5728\u5df2\u77e5\u9891\u7387\uff08\u4f8b\u5982\u8ba1\u7b97\u51fa\u7684\u556e\u5408\u9891\u7387\u3001\u8f74\u627f\u7f3a\u9677\u9891\u7387\u6216\u8f74\u65cb\u8f6c\u9891\u7387\uff09\u5904FFT\u9891\u8c31\u4e2d\u7684\u5c16\u5cf0\u4e5f\u662f\u4e00\u4e2a\u53ef\u9760\u7684\u6307\u6807\u3002\u5176\u5c40\u9650\u6027\u5728\u4e8e\uff1a\u7edd\u5bf9\u632f\u5e45\u6d4b\u91cf\u4e0d\u53ef\u9760\uff08\u667a\u80fd\u624b\u673a\u7684\u653e\u7f6e\u4f4d\u7f6e\u548c\u8026\u5408\u4f1a\u5f71\u54cd\u8bfb\u6570\uff09\uff1b\u65e0\u6cd5\u6355\u6349\u5230\u6781\u4f4e\u9891\u6210\u5206\uff08\u4f4e\u4e8e20 Hz\uff09\uff1b\u5e76\u4e14\u6d4b\u91cf\u65f6\u667a\u80fd\u624b\u673a\u5fc5\u987b\u4e0e\u5916\u58f3\u6216\u5b89\u88c5\u7ed3\u6784\u63a5\u89e6\uff0c\u800c\u4e0d\u80fd\u60ac\u7a7a\u3002<\/p>\n<\/div>\n<\/details>\n

\n\u6211\u4eec\u7684\u8717\u8f6e\u8717\u6746\u4f20\u52a8\u88c5\u7f6e\u7684\u566a\u97f3\u660e\u663e\u4e0e\u8d1f\u8f7d\u6210\u6b63\u6bd4\u2014\u2014\u8f93\u9001\u673a\u8d1f\u8f7d\u589e\u52a0\u65f6\u566a\u97f3\u589e\u5927\uff0c\u7a7a\u8f7d\u8fd0\u884c\u65f6\u566a\u97f3\u51cf\u5c0f\u3002\u8fd9\u662f\u4ec0\u4e48\u539f\u56e0\u9020\u6210\u7684\uff1f+<\/span><\/summary>\n
\n

\u8717\u8f6e\u8717\u6746\u4f20\u52a8\u4e2d\u7684\u8d1f\u8f7d\u6bd4\u4f8b\u566a\u58f0\u4e3b\u8981\u6709\u4e24\u4e2a\u539f\u56e0\u3002\u9996\u5148\uff0c\u8d1f\u8f7d\u8d8a\u9ad8\uff0c\u556e\u5408\u63a5\u89e6\u529b\u8d8a\u5927\uff0c\u4ece\u800c\u5728\u556e\u5408\u9891\u7387\u5904\u4ea7\u751f\u66f4\u9ad8\u632f\u5e45\u7684\u58f0\u8f93\u51fa\u2014\u2014\u8fd9\u662f\u6b63\u5e38\u73b0\u8c61\uff0c\u9664\u975e\u7edd\u5bf9\u566a\u58f0\u6c34\u5e73\u65e0\u6cd5\u63a5\u53d7\uff0c\u5426\u5219\u5e76\u4e0d\u4ee3\u8868\u5b58\u5728\u95ee\u9898\u3002\u5176\u6b21\uff0c\u8fd9\u8868\u660e\u5b58\u5728\u89c4\u683c\u95ee\u9898\uff1a\u556e\u5408\u9762\u8986\u76d6\u4e0d\u8db3\uff08\u5c0f\u4e8e 70% \u9f7f\u5bbd\u8986\u76d6\u8303\u56f4\uff09\u5bfc\u81f4\u556e\u5408\u8f7d\u8377\u96c6\u4e2d\u5728\u8f83\u5c0f\u7684\u9f7f\u9762\u533a\u57df\u3002\u5728\u8f7b\u8f7d\u60c5\u51b5\u4e0b\uff0c\u63a5\u89e6\u529b\u5f88\u5c0f\uff0c\u5373\u4f7f\u662f\u8f83\u5c0f\u7684\u63a5\u89e6\u533a\u57df\u4e5f\u80fd\u4ea7\u751f\u53ef\u63a5\u53d7\u7684\u566a\u58f0\u3002\u5728\u6ee1\u8f7d\u60c5\u51b5\u4e0b\uff0c\u540c\u6837\u7684\u5c0f\u63a5\u89e6\u533a\u57df\u627f\u53d7\u7740\u5de8\u5927\u7684\u5e94\u529b\uff0c\u5728\u6bcf\u6b21\u9f7f\u556e\u5408\u65f6\u90fd\u4f1a\u4ea7\u751f\u9ad8\u632f\u5e45\u7684\u529b\u5cf0\u503c\u2014\u2014\u8fd9\u4e9b\u529b\u5cf0\u503c\u4f1a\u4ee5\u8d1f\u8f7d\u6bd4\u4f8b\u556e\u5408\u9891\u7387\u566a\u58f0\u7684\u5f62\u5f0f\u8f90\u5c04\u51fa\u6765\u3002\u4e3a\u4e86\u533a\u5206\u6b63\u5e38\u7684\u8d1f\u8f7d\u6bd4\u4f8b\u566a\u58f0\u548c\u7531\u556e\u5408\u9762\u9a71\u52a8\u7684\u566a\u58f0\uff0c\u53ef\u4ee5\u6bd4\u8f83\u566a\u58f0\u7684\u589e\u957f\u7387\uff1a\u5982\u679c\u8d1f\u8f7d\u52a0\u500d\uff0c\u566a\u58f0\u632f\u5e45\u4e5f\u52a0\u500d\uff08\u589e\u52a0 6 dB\uff09\uff0c\u8fd9\u662f\u6b63\u5e38\u7684\u529b-\u632f\u5e45\u6bd4\u4f8b\u5173\u7cfb\u3002\u5982\u679c\u566a\u58f0\u968f\u8d1f\u8f7d\u7684\u589e\u52a0\u8d85\u8fc7\u6bd4\u4f8b\uff0c\u5219\u5f88\u53ef\u80fd\u662f\u556e\u5408\u9762\u8986\u76d6\u4e0d\u8db3\u9020\u6210\u7684\u3002<\/p>\n<\/div>\n<\/details>\n

\n\u6211\u4eec\u6b63\u5728\u4e3a\u529e\u516c\u73af\u5883\u8bbe\u8ba1\u4e00\u79cd\u8717\u8f6e\u8717\u6746\u4f20\u52a8\u88c5\u7f6e\uff0c\u8981\u6c42\u57281\u7c73\u5904\u7684\u566a\u97f3\u4f4e\u4e8e60\u5206\u8d1d(A)\u3002\u8fd9\u80fd\u5b9e\u73b0\u5417\uff1f+<\/span><\/summary>\n
\n

\u5bf9\u4e8e\u4f4e\u81f3\u4e2d\u7b49\u8d1f\u8f7d\u548c\u901f\u5ea6\u7684\u8717\u8f6e\u8717\u6746\u4f20\u52a8\u88c5\u7f6e\uff0c\u5728\u8ddd\u9f7f\u8f6e\u7bb1 1 \u7c73\u5904\u53ef\u5b9e\u73b0 60 dB(A) \u7684\u566a\u97f3\u6c34\u5e73\u3002\u5b9e\u73b0\u8be5\u566a\u97f3\u6c34\u5e73\u4e3b\u8981\u53d6\u51b3\u4e8e\u4e09\u4e2a\u53c2\u6570\uff1a(1) \u6a21\u6570\u2014\u2014\u6a21\u6570\u8d8a\u5c0f\uff0c\u556e\u5408\u9891\u7387\u8d8a\u4f4e\uff0c\u5728\u76f8\u540c\u8d1f\u8f7d\u6bd4\u4e0b\u58f0\u8f93\u51fa\u4e5f\u8d8a\u5c0f\uff1b(2) \u7cbe\u5ea6\u7b49\u7ea7\u2014\u2014\u7b26\u5408 DIN 7 \u6807\u51c6\u4e14\u89e6\u70b9\u6a21\u5f0f\u7ecf\u8ba4\u8bc1\u4e3a \u226570% \u7684\u87ba\u7eb9\u78e8\u524a\u9f7f\u8f6e\u7ec4\uff0c\u5728\u76f8\u540c\u8d1f\u8f7d\u4e0b\u901a\u5e38\u6bd4 DIN 9 \u6807\u51c6\u4f4e 8-14 dB(A)\uff1b(3) \u5c01\u95ed\u5f0f\u5916\u58f3\u2014\u2014\u6cb9\u6d74\u5f0f\u5916\u58f3\uff0c\u7531\u4e8e\u6ca1\u6709\u58f0\u6ce2\u4f20\u9012\u8def\u5f84\uff0c\u4e0e\u88f8\u9732\u7684\u9f7f\u8f6e\u7ec4\u76f8\u6bd4\uff0c\u53ef\u63d0\u4f9b\u989d\u5916\u7684 6-10 dB(A) \u9694\u97f3\u6548\u679c\u3002\u5bf9\u4e8e\u5bf9\u58f0\u5b66\u8981\u6c42\u6781\u9ad8\u7684\u73af\u5883\uff08\u4f8b\u5982\u533b\u7597\u8bca\u5ba4\u3001\u97f3\u4e50\u5385\u3001\u5f55\u97f3\u68da\uff09\uff0c\u5efa\u8bae\u9009\u7528 DIN 6 \u6216 DIN 7 \u6807\u51c6\u7684\u9f7f\u8f6e\u7ec4\uff0c\u5e76\u5c3d\u53ef\u80fd\u4f7f\u7528 PA66 \u5c3c\u9f99\u8f6e\u3001PAO \u6da6\u6ed1\u8102\u3001\u5f39\u6027\u9632\u632f\u57ab\u4ee5\u53ca\u5728\u5916\u58f3\u5185\u90e8\u886c\u6709\u5438\u97f3\u6ce1\u6cab\u3002<\/p>\n<\/div>\n<\/details>\n

\n\u8717\u8f6e\u8717\u6746\u4f20\u52a8\u4ea7\u751f\u7684\u7a7a\u6c14\u566a\u58f0\u548c\u7ed3\u6784\u566a\u58f0\u6709\u4ec0\u4e48\u533a\u522b\uff1f\u4e3a\u4ec0\u4e48\u8fd9\u5f88\u91cd\u8981\uff1f+<\/span><\/summary>\n
\n

\u7a7a\u6c14\u566a\u58f0\u662f\u6307\u58f0\u538b\u6ce2\u76f4\u63a5\u4ece\u9f7f\u8f6e\u7bb1\u901a\u8fc7\u7a7a\u6c14\u4f20\u64ad\u5230\u542c\u8005\u3002\u7ed3\u6784\u566a\u58f0\u662f\u6307\u632f\u52a8\u80fd\u91cf\u901a\u8fc7\u673a\u5668\u7ed3\u6784\uff08\u4f8b\u5982\u5b89\u88c5\u87ba\u6813\u3001\u6846\u67b6\u6784\u4ef6\u3001\u9762\u677f\u7b49\uff09\u4f20\u64ad\uff0c\u5e76\u4ece\u8fdc\u79bb\u9f7f\u8f6e\u7684\u66f4\u5927\u8868\u9762\u79ef\u8f90\u5c04\u51fa\u53bb\u3002\u533a\u5206\u8fd9\u4e24\u79cd\u566a\u58f0\u81f3\u5173\u91cd\u8981\uff0c\u56e0\u4e3a\u5b83\u4eec\u7684\u6d88\u9664\u65b9\u6cd5\u4e0d\u540c\u3002\u7a7a\u6c14\u566a\u58f0\u53ef\u4ee5\u901a\u8fc7\u5728\u9f7f\u8f6e\u5468\u56f4\u8bbe\u7f6e\u9694\u97f3\u7f69\u6216\u51cf\u5c11\u9f7f\u8f6e\u566a\u58f0\u6e90\u6765\u964d\u4f4e\u3002\u7ed3\u6784\u566a\u58f0\u5219\u901a\u8fc7\u963b\u65ad\u9f7f\u8f6e\u7bb1\u548c\u8f90\u5c04\u7ed3\u6784\u4e4b\u95f4\u7684\u632f\u52a8\u4f20\u9012\u8def\u5f84\u6765\u964d\u4f4e\uff0c\u4f8b\u5982\u4f7f\u7528\u5f39\u6027\u9632\u632f\u652f\u5ea7\u3001\u67d4\u6027\u8054\u8f74\u5668\u6216\u58f0\u963b\u5c3c\u57ab\u3002\u5b9e\u9645\u4e0a\uff0c\u5de5\u4e1a\u673a\u68b0\u4e2d\u5927\u591a\u6570\u8717\u8f6e\u8717\u6746\u566a\u58f0\u6295\u8bc9\u90fd\u4e3b\u8981\u7531\u7ed3\u6784\u566a\u58f0\u5f15\u8d77\u2014\u2014\u9f7f\u8f6e\u7bb1\u901a\u8fc7\u521a\u6027\u87ba\u6813\u4e0e\u673a\u5668\u6846\u67b6\u8fde\u63a5\uff0c\u6574\u4e2a\u673a\u5668\u9762\u677f\u5728\u556e\u5408\u9891\u7387\u4e0b\u4f1a\u53d8\u6210\u4e00\u4e2a\u5927\u9762\u79ef\u8f90\u5c04\u4f53\u3002<\/p>\n<\/div>\n<\/details>\n

\n\u6211\u4eec\u7684\u8717\u8f6e\u8717\u6746\u5728\u7279\u5b9a\u7535\u673a\u8f6c\u901f\u4e0b\u4f1a\u53d1\u51fa\u9ad8\u9891\u5578\u53eb\u58f0\uff0c\u4f46\u5728\u5176\u4ed6\u8f6c\u901f\u4e0b\u5219\u4e0d\u4f1a\u3002\u8fd9\u662f\u4ec0\u4e48\u539f\u56e0\u9020\u6210\u7684\uff1f\u6211\u4eec\u8be5\u5982\u4f55\u89e3\u51b3\uff1f+<\/span><\/summary>\n
\n

\u4ec5\u5728\u7279\u5b9a\u8fd0\u884c\u901f\u5ea6\u4e0b\u663e\u8457\u800c\u975e\u5176\u4ed6\u901f\u5ea6\u4e0b\u51fa\u73b0\u7684\u566a\u58f0\u662f\u7ed3\u6784\u5171\u632f\u7684\u7279\u5f81\u3002\u5728\u8be5\u7279\u5b9a\u901f\u5ea6\u4e0b\uff0c\u556e\u5408\u9891\u7387\uff08f_mesh = n_worm x z1 \/ 60\uff09\u4e0e\u58f3\u4f53\u3001\u5b89\u88c5\u7ed3\u6784\u6216\u673a\u5668\u9762\u677f\u7684\u56fa\u6709\u9891\u7387\u91cd\u5408\u3002\u5728\u8be5\u9891\u7387\u4e0b\uff0c\u7ed3\u6784\u4f1a\u653e\u5927\u9f7f\u8f6e\u556e\u5408\u529b\u632f\u52a8\u5e76\u5c06\u5176\u8f90\u5c04\u51fa\u6765\u3002\u89e3\u51b3\u65b9\u6848\u6309\u5b9e\u65bd\u96be\u6613\u7a0b\u5ea6\u6392\u5e8f\u5982\u4e0b\uff1a\uff081\uff09\u7565\u5fae\u6539\u53d8\u8fd0\u884c\u901f\u5ea6\uff08\u5373\u4f7f\u662f 3-5%\uff09\uff0c\u4f7f\u556e\u5408\u9891\u7387\u504f\u79bb\u7ed3\u6784\u5171\u632f\u9891\u7387\u2014\u2014\u5982\u679c\u4f7f\u7528\u53d8\u9891\u9a71\u52a8\u5668\uff0c\u5219\u9700\u8981\u66f4\u6539\u63a7\u5236\u5668\u53c2\u6570\uff1b\uff082\uff09\u589e\u52a0\u5171\u632f\u7ed3\u6784\u7684\u8d28\u91cf\u6216\u521a\u5ea6\uff0c\u4f7f\u5176\u56fa\u6709\u9891\u7387\u504f\u79bb\u556e\u5408\u9891\u7387\uff1b\uff083\uff09\u5728\u5171\u632f\u9762\u677f\u4e0a\u589e\u52a0\u963b\u5c3c\uff08\u7ea6\u675f\u5c42\u963b\u5c3c\u6750\u6599\uff09\uff0c\u4ee5\u964d\u4f4e\u5176\u5728\u5171\u632f\u65f6\u7684\u54cd\u5e94\uff1b\uff084\uff09\u6539\u53d8\u9f7f\u8f6e\u6bd4\uff0c\u5728\u76f8\u540c\u7684\u8fd0\u884c\u901f\u5ea6\u4e0b\u4ea7\u751f\u4e0d\u540c\u7684\u556e\u5408\u9891\u7387\u3002<\/p>\n<\/div>\n<\/details>\n

\n\u8717\u8f6e\u8717\u6746\u5728\u5bd2\u51b7\u5929\u6c14\u542f\u52a8\u65f6\u566a\u97f3\u8f83\u5927\u662f\u6b63\u5e38\u73b0\u8c61\u5417\uff1f+<\/span><\/summary>\n
\n

\u662f\u7684\uff0c\u8fd9\u901a\u5e38\u4e0d\u662f\u95ee\u9898\u6240\u5728\u3002\u4f4e\u6e29\u4e0b\u7684\u77ff\u7269\u9f7f\u8f6e\u6cb9\u7c98\u5ea6\u8fdc\u9ad8\u4e8e\u5de5\u4f5c\u6e29\u5ea6\u4e0b\u7684\u7c98\u5ea6\u2014\u2014\u4f8b\u5982\uff0cISO VG 460\u77ff\u7269\u6cb9\u57285\u6444\u6c0f\u5ea6\u65f6\u7684\u7c98\u5ea6\u53ef\u80fd\u662f40\u6444\u6c0f\u5ea6\u65f6\u76846-8\u500d\u3002\u8fd9\u79cd\u9ad8\u7c98\u5ea6\u7684\u4f4e\u6e29\u6cb9\u5728\u8717\u6746\u8fd0\u8f6c\u65f6\u4f1a\u4ea7\u751f\u66f4\u5927\u7684\u7c98\u6027\u963b\u529b\uff0c\u4ece\u800c\u4ea7\u751f\u4f4e\u9891\u6405\u52a8\u566a\u97f3\u3002\u968f\u7740\u58f3\u4f53\u6e29\u5ea6\u5347\u9ad8\uff0c\u6cb9\u6db2\u7c98\u5ea6\u964d\u81f3\u8bbe\u8ba1\u5de5\u4f5c\u8303\u56f4\uff0c\u566a\u97f3\u6c34\u5e73\u4e5f\u4f1a\u964d\u4f4e\u3002\u5982\u679c\u542f\u52a8\u566a\u97f3\u662f\u6405\u52a8\u6216\u5495\u565c\u58f0\uff0c\u5e76\u5728\u8fd0\u884c10-20\u5206\u949f\u540e\u6d88\u5931\uff0c\u8fd9\u662f\u6b63\u5e38\u7684\u51b7\u542f\u52a8\u73b0\u8c61\u3002\u5982\u679c\u542f\u52a8\u566a\u97f3\u662f\u91d1\u5c5e\u6572\u51fb\u58f0\u6216\u7814\u78e8\u58f0\uff0c\u5e76\u4e14\u5728\u5347\u6e29\u540e\u4ecd\u7136\u5b58\u5728\uff0c\u5219\u8bf4\u660e\u5b58\u5728\u95ee\u9898\u2014\u2014\u9700\u8981\u505c\u6b62\u8fd0\u884c\u5e76\u8fdb\u884c\u68c0\u67e5\u3002\u8981\u6d88\u9664\u51b7\u542f\u52a8\u566a\u97f3\uff0c\u8bf7\u5c06\u77ff\u7269\u6cb9\u66f4\u6362\u4e3aPAO\u5408\u6210\u6cb9\uff0cPAO\u5408\u6210\u6cb9\u7684\u7c98\u5ea6\u6307\u6570\u66f4\u9ad8\uff08VI > 150\uff09\uff0c\u5e76\u4e14\u5728\u4ece\u542f\u52a8\u5230\u5de5\u4f5c\u6e29\u5ea6\u7684\u8303\u56f4\u5185\u90fd\u80fd\u4fdd\u6301\u66f4\u7a33\u5b9a\u7684\u7c98\u5ea6\u3002<\/p>\n<\/div>\n<\/details>\n

\n\u6211\u4eec\u7684\u673a\u5668\u9700\u8981\u6ee1\u8db3\u6b27\u76df\u673a\u68b0\u6307\u4ee4\u7684\u566a\u58f0\u6392\u653e\u8981\u6c42\u3002\u97e9\u56fd\u6c38\u529b\u52a8\u529b\u516c\u53f8\u80fd\u63d0\u4f9b\u54ea\u4e9b\u6587\u4ef6\u6765\u8bc1\u660e\u9f7f\u8f6e\u7ec4\u7684\u58f0\u5b66\u6027\u80fd\uff1f+<\/span><\/summary>\n
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\u7f16\u8f91\uff1aCxm<\/p>","protected":false},"excerpt":{"rendered":"

Knowledge Series \u00b7 B9 \u00b7 Noise & Vibration Worm Gear Noise and Vibration — What the Sound Reveals and How to Engineer It Out A 91 Hz periodic knock that developed in a worm drive after three years of silent operation. The frequency alone identified the root cause without disassembly. Worm gear noise is not […]<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_et_pb_use_builder":"","_et_pb_old_content":"","_et_gb_content_width":"","footnotes":""},"categories":[4774],"tags":[1394,1399],"class_list":["post-1922","post","type-post","status-publish","format-standard","hentry","category-worm-gear","tag-worm-gear","tag-worm-gear-worm"],"_links":{"self":[{"href":"https:\/\/wormwheelgear.top\/zh\/wp-json\/wp\/v2\/posts\/1922","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/wormwheelgear.top\/zh\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/wormwheelgear.top\/zh\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/wormwheelgear.top\/zh\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/wormwheelgear.top\/zh\/wp-json\/wp\/v2\/comments?post=1922"}],"version-history":[{"count":1,"href":"https:\/\/wormwheelgear.top\/zh\/wp-json\/wp\/v2\/posts\/1922\/revisions"}],"predecessor-version":[{"id":1923,"href":"https:\/\/wormwheelgear.top\/zh\/wp-json\/wp\/v2\/posts\/1922\/revisions\/1923"}],"wp:attachment":[{"href":"https:\/\/wormwheelgear.top\/zh\/wp-json\/wp\/v2\/media?parent=1922"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/wormwheelgear.top\/zh\/wp-json\/wp\/v2\/categories?post=1922"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/wormwheelgear.top\/zh\/wp-json\/wp\/v2\/tags?post=1922"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}