{"id":231,"date":"2024-12-27T17:08:29","date_gmt":"2024-12-27T09:08:29","guid":{"rendered":"https:\/\/www.bihec.com\/boston-piezo\/?p=231"},"modified":"2024-12-27T17:08:29","modified_gmt":"2024-12-27T09:08:29","slug":"%e7%be%8e%e5%9b%bd-boston-piezo-optics-%e8%b6%85%e5%a3%b0%e6%b3%a2%e6%8d%a2%e8%83%bd%e5%99%a8","status":"publish","type":"post","link":"https:\/\/www.bihec.com\/boston-piezo\/%e7%be%8e%e5%9b%bd-boston-piezo-optics-%e8%b6%85%e5%a3%b0%e6%b3%a2%e6%8d%a2%e8%83%bd%e5%99%a8\/","title":{"rendered":"\u7f8e\u56fd BOSTON PIEZO OPTICS \u8d85\u58f0\u6ce2\u6362\u80fd\u5668"},"content":{"rendered":"
Boston Piezo-Optics \u662f\u4f20\u611f\u5668\u5236\u9020\u5546\u7684\u4f20\u611f\u5668\u6676\u4f53\u7684\u4e3b\u8981\u4f9b\u5e94\u5546\u3002BPO \u4e0d\u751f\u4ea7\u5b8c\u6574\u7684\u8d85\u58f0\u6362\u80fd\u5668\u3002<\/p>\n
\u8d85\u58f0\u63a2\u5934\u662f\u4efb\u4f55\u8d85\u58f0\u68c0\u6d4b\u4e2d\u6781\u5176\u91cd\u8981\u548c\u5173\u952e\u7684\u90e8\u5206\u3002\u4e3a\u7279\u5b9a\u5e94\u7528\u9009\u62e9\u5408\u9002\u7684\u4f20\u611f\u5668\u81f3\u5173\u91cd\u8981\u3002\u5305\u62ec\u4eea\u5668\u6761\u4ef6\u548c\u8bbe\u7f6e\u3001\u6750\u6599\u7279\u6027\u548c\u8026\u5408\u6761\u4ef6\u5728\u5185\u7684\u56e0\u7d20\u4e5f\u4f1a\u5f71\u54cd\u6d4b\u8bd5\u7ed3\u679c\u3002\u4f20\u611f\u5668\u53ef\u4ee5\u6839\u636e\u7075\u654f\u5ea6\u6216\u5206\u8fa8\u7387\u8fdb\u884c\u9009\u62e9\u3002\u7075\u654f\u5ea6\u88ab\u5b9a\u4e49\u4e3a\u4f20\u611f\u5668\u68c0\u6d4b\u6750\u6599\u4e2d\u5fae\u5c0f\u7f3a\u9677\u7684\u80fd\u529b\u3002\u5206\u8fa8\u7387\u662f\u6307\u63a2\u5934\u5728\u4e24\u4e2a\u53cd\u5c04\u4f53\u5782\u76f4\u4e8e\u6ce2\u675f\u6216\u5e73\u884c\u4e8e\u6ce2\u675f\u9760\u5f97\u5f88\u8fd1\u65f6\u5206\u79bb\u5b83\u4eec\u4ea7\u751f\u7684\u4fe1\u53f7\u7684\u80fd\u529b\u3002\u9ad8\u963b\u5c3c\u63a2\u5934\u6709\u52a9\u4e8e\u7f29\u77ed\u53cd\u5c04\u8109\u51b2\uff0c\u4f7f\u63a2\u5934\u80fd\u591f\u5206\u8fa8\u7d27\u5bc6\u95f4\u9694\u7684\u7f3a\u9677\u3002\u4f20\u611f\u5668\u8bbe\u5907\u5236\u9020\u5546\u53ef\u4ee5\u63d0\u4f9b\u805a\u7126\u4f20\u611f\u5668\u4ee5\u63d0\u9ad8\u7075\u654f\u5ea6\u548c\u5206\u8fa8\u7387\uff0c\u5e76\u63d0\u4f9b\u5927\u91cf\u6781\u5316\u9676\u74f7\u6210\u5206\u3001\u5355\u6676\u3001\u805a\u5408\u7269\u548c\u538b\u7535\u590d\u5408\u6750\u6599\u6765\u6539\u53d8\u4f20\u611f\u5668\u6027\u80fd\u3002<\/p>\n
\u5728\u4eba\u7c7b\u542c\u89c9\u8303\u56f4\u6c34\u5e73\u4ee5\u4e0a\u4ea7\u751f\u7684\u58f0\u97f3\u79f0\u4e3a\u8d85\u58f0\u6ce2\u3002\u867d\u7136\u8d85\u58f0\u6ce2\u901a\u5e38\u4ece 20 KHz \u5f00\u59cb\uff0c\u4f46\u5927\u591a\u6570\u8d85\u58f0\u6ce2\u6362\u80fd\u5668\u4ece 200 KHz \u5f00\u59cb\u3002\u8d85\u58f0\u6ce2\u5728\u6027\u8d28\u4e0a\u4e0e\u53ef\u542c\u58f0\u97f3\u76f8\u4f3c\uff0c\u4f46\u6ce2\u957f\u8981\u77ed\u5f97\u591a\uff0c\u66f4\u9002\u5408\u68c0\u6d4b\u5c0f\u7f3a\u9677\u3002\u8fd9\u4e9b\u8f83\u77ed\u7684\u6ce2\u957f\u4f7f\u8d85\u58f0\u548c\u8d85\u58f0\u6362\u80fd\u5668\u5bf9\u4e8e\u6750\u6599\u7684\u65e0\u635f\u68c0\u6d4b\u548c\u6d4b\u91cf\u975e\u5e38\u6709\u7528\u3002<\/p>\n
\u8d85\u58f0\u6ce2\u6362\u80fd\u5668\u672c\u8eab\u662f\u4e00\u79cd\u80fd\u591f\u4ea7\u751f\u548c\u63a5\u6536\u8d85\u58f0\u6ce2\u632f\u52a8\u7684\u8bbe\u5907\u3002\u8d85\u58f0\u6ce2\u6362\u80fd\u5668\u7531\u6709\u6e90\u5143\u4ef6\u3001\u80cc\u886c\u548c\u8010\u78e8\u677f<\/a>\u7ec4\u6210\u3002\u6709\u6e90\u5143\u4ef6\u662f\u5c06\u7535\u80fd\u8f6c\u6362\u4e3a\u8d85\u58f0\u6ce2\u80fd\u7684\u538b\u7535\u6216\u5355\u6676\u6750\u6599\u3002\u7136\u540e\uff0c\u5b83\u8fd8\u5c06\u63a5\u6536\u56de\u8d85\u58f0\u6ce2\u80fd\u91cf\u5e76\u5c06\u5176\u8f6c\u6362\u4e3a\u7535\u80fd\u3002\u7535\u80fd\u8109\u51b2\u7531\u63a2\u4f24\u4eea\u7b49\u4eea\u5668\u4ea7\u751f\u3002<\/p>\n \u80cc\u886c\u901a\u5e38\u662f\u9ad8\u8870\u51cf\u548c\u975e\u5e38\u81f4\u5bc6\u7684\u6750\u6599\uff0c\u7528\u4e8e\u901a\u8fc7\u5438\u6536\u4ece\u538b\u7535\u5143\u4ef6\u80cc\u9762\u8f90\u5c04\u7684\u80fd\u91cf\u6765\u63a7\u5236\u6362\u80fd\u5668\u6676\u4f53\u7684\u632f\u52a8\u3002\u5f53\u80cc\u886c\u6750\u6599\u7684\u58f0\u963b\u6297\u4e0e\u538b\u7535\u6676\u4f53\u7684\u58f0\u963b\u6297\u76f8\u5339\u914d\u65f6\uff0c\u5f97\u5230\u7684\u7ed3\u679c\u662f\u5177\u6709\u51fa\u8272\u5206\u8fa8\u7387\u7684\u9ad8\u963b\u5c3c\u6362\u80fd\u5668\u3002\u901a\u8fc7\u6539\u53d8\u80cc\u886c\u6750\u6599\u4ee5\u6539\u53d8\u80cc\u886c\u548c\u538b\u7535\u6676\u4f53\u4e4b\u95f4\u7684\u963b\u6297\u5dee\u5f02\uff0c\u4f20\u611f\u5668\u4f1a\u53d7\u5230\u4e00\u4e9b\u5f71\u54cd\uff0c\u5e76\u4e14\u4fe1\u53f7\u5e45\u5ea6\u6216\u7075\u654f\u5ea6\u7684\u5206\u8fa8\u7387\u53ef\u80fd\u4f1a\u9ad8\u5f97\u591a\u3002<\/p>\n \u8010\u78e8\u677f\u7684\u4e3b\u8981\u76ee\u7684\u53ea\u662f\u4fdd\u62a4\u538b\u7535\u4f20\u611f\u5668\u5143\u4ef6\u514d\u53d7\u73af\u5883\u7684\u5f71\u54cd\u3002\u9009\u62e9\u8010\u78e8\u677f\u901a\u5e38\u53ef\u4ee5\u9632\u6b62\u78e8\u635f\u548c\u8150\u8680\u3002\u5728\u6c34\u6d78\u5f0f\u63a2\u5934\u4e2d\uff0c\u8010\u78e8\u677f\u8fd8\u7528\u4f5c\u538b\u7535\u63a2\u5934\u5143\u4ef6\u4e0e\u6c34\u3001\u6954\u5757\u6216\u5ef6\u8fdf\u5757\u4e4b\u95f4\u7684\u58f0\u5b66\u53d8\u538b\u5668\u3002<\/p>\n <\/p>\n \n \u6362\u80fd\u5668\u7684\u58f0\u573a\u6709\u4e24\u4e2a\u4e0d\u540c\u7684\u533a\u57df\u3002\u8fd9\u4e9b\u533a\u57df\u79f0\u4e3a\u8fd1\u573a\uff0c\u5373\u6362\u80fd\u5668\u6b63\u524d\u65b9\u7684\u533a\u57df\uff0c\u800c\u8fdc\u573a\u5219\u79f0\u4e3a\u201cN\u201d\u4ee5\u5916\u7684\u533a\u57df\uff0c\u6b64\u65f6\u58f0\u573a\u538b\u529b\u9010\u6e10\u964d\u81f3\u96f6\u3002\u7531\u4e8e\u8fd1\u573a\u7684\u53d8\u5316\uff0c\u51c6\u786e\u6d4b\u91cf\u548c\u8bc4\u4f30\u7f3a\u9677\u53ef\u80fd\u975e\u5e38\u56f0\u96be\u3002<\/p>\n \u8fd1\u573a\u8ddd\u79bb\u662f\u63a2\u5934\u9891\u7387\u3001\u6676\u7247\u76f4\u5f84\u548c\u88ab\u6d4b\u6750\u6599\u58f0\u901f\u7684\u51fd\u6570\uff0c\u5982\u4ee5\u4e0b\u516c\u5f0f\u6240\u793a\uff1a<\/p>\n N = D2<\/sup>\/4c<\/p>\n \u6709\u51e0\u4e2a\u58f0\u573a\u53c2\u6570\u5728\u63cf\u8ff0\u8d85\u58f0\u63a2\u5934\u7684\u7279\u6027\u65f6\u975e\u5e38\u6709\u7528\u3002\u4e3a\u4e86\u786e\u5b9a\u7279\u5b9a\u63a2\u5934\u662f\u5426\u9002\u5408\u67d0\u79cd\u5e94\u7528\uff0c\u53ef\u80fd\u9700\u8981\u4e86\u89e3\u7126\u8ddd\u3001\u58f0\u675f\u5bbd\u5ea6\u548c\u7126\u533a\u3002<\/p>\n \u805a\u7126\u53ef\u4ee5\u63d0\u9ad8\u63a2\u5934\u7075\u654f\u5ea6\u7684\u4e00\u4e2a\u539f\u56e0\u662f\uff0c\u5b83\u4f1a\u5bfc\u81f4\u58f0\u675f\u76f4\u5f84\u51cf\u5c0f\u3002\u8fd9\u610f\u5473\u7740\u4e00\u4e2a\u5c0f\u7684\u7f3a\u9677\u5c06\u53cd\u5c04\u900f\u5c04\u58f0\u80fd\u7684\u5f88\u5927\u4e00\u90e8\u5206\u3002\u7126\u70b9\u5904\u7684 -6dB \u8109\u51b2\u56de\u6ce2\u675f\u76f4\u5f84\u53ef\u4ee5\u7528\u4ee5\u4e0b\u516c\u5f0f\u8ba1\u7b97\uff1a<\/p>\n BD\u00a0\uff08=6dB\uff09<\/sub>\u00a0= 1.028 Fc\/fD<\/p>\n BD = \u5149\u675f\u76f4\u5f84 F = \u7126\u8ddd<\/p>\n \u7126\u70b9\u533a\u57df\u7684\u8d77\u70b9\u548c\u7ec8\u70b9\u4f4d\u4e8e\u8f74\u4e0a\u8109\u51b2\u56de\u6ce2\u4fe1\u53f7\u5e45\u5ea6\u4e0b\u964d\u5230\u7126\u70b9\u5e45\u5ea6\u7684 -6dB \u7684\u5730\u65b9\u3002\u7126\u70b9\u533a\u57df\u7684\u957f\u5ea6\u53ef\u4ee5\u7528\u4ee5\u4e0b\u516c\u5f0f\u8ba1\u7b97\uff1a<\/p>\n Fz = NS2<\/sup>F<\/sub>\u00a0[2\/\uff081 + .5SF<\/sub><\/span>)]<\/p>\n \u6240\u6709\u63a2\u5934\u90fd\u5177\u6709\u58f0\u675f\u6269\u6563\u529f\u80fd\uff0c\u5728\u68c0\u6d4b\u53ef\u80fd\u63a5\u8fd1\u5f85\u6d4b\u6750\u6599\u67d0\u4e9b\u51e0\u4f55\u7279\u5f81\u7684\u7f3a\u9677\u65f6\uff0c\u8003\u8651\u58f0\u675f\u6269\u6563\u975e\u5e38\u91cd\u8981\u3002\u8fd9\u4e9b\u7279\u5f81\u5305\u62ec\u4fa7\u58c1\u548c\u89d2\u843d\uff0c\u8fd9\u53ef\u80fd\u4f1a\u5bfc\u81f4\u4f2a\u56de\u6ce2\uff0c\u4ece\u800c\u53ef\u80fd\u88ab\u8bef\u8ba4\u4e3a\u662f\u7f3a\u9677\u6216\u7f3a\u9677\u3002<\/p>\n \u5bf9\u4e8e\u5e73\u9762\u63a2\u5934\uff0c-6dB \u8109\u51b2\u56de\u6ce2\u675f\u6269\u5c55\u89d2\u662f\u660e\u786e\u5b9a\u4e49\u7684\uff0c\u7531\u4ee5\u4e0b\u516c\u5f0f\u7ed9\u51fa\uff1a<\/p>\n \u6b63\u5f26 \uff08\u03b1\/2\uff09 = .514c\/fD<\/p>\n \u4ece\u8fd9\u4e2a\u65b9\u7a0b\u4e2d\u53ef\u4ee5\u770b\u51fa\uff0c\u901a\u8fc7\u9009\u62e9\u9891\u7387\u66f4\u9ad8\u6216\u76f4\u5f84\u66f4\u5927\u7684\u63a2\u5934\uff0c\u6216\u4e24\u8005\u517c\u800c\u6709\u4e4b\uff0c\u53ef\u4ee5\u51cf\u5c11\u63a2\u5934\u4e2d\u7684\u58f0\u675f\u6269\u6563\u3002<\/p>\n <\/p>\n \u76f4\u6881\u63a5\u89e6\u5f0f\u4f20\u611f\u5668\u662f\u6700\u5e38\u89c1\u548c\u6700\u5e38\u7528\u7684\u5c06\u7eb5\u6ce2\u5f15\u5165\u6750\u6599\u7684\u65b9\u6cd5\u3002\u6b64\u5916\uff0c\u901a\u8fc7\u4f7f\u7528\u7279\u6b8a\u5143\u4ef6\uff0c\u53ef\u4ee5\u5236\u4f5c\u6cd5\u5411\u5165\u5c04\u6a2a\u6ce2\u6216\u7eb5\u6ce2\/\u6a2a\u6ce2\u4f20\u611f\u5668\u7684\u7ec4\u5408\u3002\u8fd9\u79cd\u7c7b\u578b\u7684\u63a2\u5934\u4e0e\u88ab\u6d4b\u6750\u6599\u76f4\u63a5\u63a5\u89e6\uff0c\u56e0\u6b64\u9700\u8981\u9ad8\u5ea6\u8010\u7528\u7684\u8010\u78e8\u677f\u3002<\/p>\n \u89d2\u5ea6\u58f0\u675f\u63a2\u5934\u5229\u7528\u6298\u5c04\u548c\u6a21\u5f0f\u8f6c\u6362\u7684\u57fa\u672c\u539f\u7406\uff0c\u5728\u88ab\u6d4b\u6750\u6599\u4e2d\u4ea7\u751f\u6298\u5c04\u7684\u526a\u5207\u6ce2\u6216\u7eb5\u6ce2\u3002\u4ea7\u751f\u6240\u9700\u6298\u5c04\u6ce2\u6240\u9700\u7684\u5165\u5c04\u89d2\u662f\u6839\u636e\u65af\u6d85\u5c14\u5b9a\u5f8b\u8ba1\u7b97\u7684\u3002<\/p>\n \u4ee5\u4e0b\u516c\u5f0f\u53ef\u7528\u4e8e\u8ba1\u7b97\u5728\u88ab\u6d4b\u6750\u6599\u4e2d\u751f\u6210\u6240\u9700\u6a21\u5f0f\u548c\u6298\u5c04\u89d2 \uff08Q2\uff09 \u6240\u9700\u7684\u6954\u5f62\u89d2 \uff08Q1\uff09\u3002<\/p>\n \u6b63\u5f26 \u00d81<\/sub>\/\u6b63\u5f26\u00d8 2<\/sub>\u00a0= V1<\/sub>\/V2<\/sub><\/p>\n \u00d81<\/sub>\u00a0= \u6954\u5f62\u89d2<\/p>\n \u00d82<\/sub>\u00a0= \u88ab\u6d4b\u6750\u6599\u4e2d\u6298\u5c04\u6ce2\u7684\u89d2\u5ea6<\/p>\n V1<\/sub>\u00a0= \u6954\u5f62\u6750\u6599\u7684\u7eb5\u5411\u901f\u5ea6<\/p>\n V2<\/sub>\u00a0= \u5728\u6240\u9700\u6a21\u5f0f\u4e0b\u88ab\u68c0\u6d4b\u7684\u6750\u6599\u7684\u901f\u5ea6<\/p>\n \u53cc\u6676\u63a2\u5934\u4f7f\u7528\u5355\u72ec\u7684\u6676\u7247\u6765\u4f20\u8f93\u548c\u63a5\u6536\u8d85\u58f0\u4fe1\u53f7\u3002\u8fd9\u4e9b\u5143\u4ef6\u901a\u5e38\u4ee5\u4e00\u5b9a\u89d2\u5ea6\u5207\u5272\u5e76\u5b89\u88c5\u5728\u5ef6\u8fdf\u7ebf\u4e0a\u3002\u8fd9\u6709\u52a9\u4e8e\u63d0\u9ad8\u8fd1\u8868\u9762\u5206\u8fa8\u7387\uff0c\u6a2a\u6881\u8bbe\u8ba1\u8fd8\u6709\u52a9\u4e8e\u4ea7\u751f\u4e00\u4e2a\u7126\u70b9\uff0c\u4f7f\u53cc\u6676\u63a2\u5934\u5bf9\u8150\u8680\u548c\u70b9\u8680\u5f15\u8d77\u7684\u4e0d\u89c4\u5219\u7f3a\u9677\u7684\u56de\u6ce2\u66f4\u52a0\u654f\u611f\u3002<\/p>\n \u6c34\u6d78\u5f0f\u4f20\u611f\u5668\u4e0e\u63a5\u89e6\u5f0f\u4f20\u611f\u5668\u76f8\u6bd4\u5177\u6709\u51e0\u4e2a\u4f18\u70b9\u3002\u9996\u5148\uff0c\u5b83\u4eec\u7684\u5747\u5300\u8026\u5408\u51cf\u5c11\u4e86\u7075\u654f\u5ea6\u7684\u53d8\u5316\u3002\u5176\u6b21\uff0c\u6c34\u6d78\u4f20\u611f\u5668\u80fd\u591f\u6267\u884c\u81ea\u52a8\u626b\u63cf\uff0c\u4ece\u800c\u63d0\u9ad8\u4e86\u901f\u5ea6\u3002\u7b2c\u4e09\uff0c\u6c34\u6d78\u63a2\u5934\u7684\u805a\u7126\u63d0\u9ad8\u4e86\u5bf9\u5c0f\u7f3a\u9677\u7684\u7075\u654f\u5ea6\u3002\u6c34\u6d78\u63a2\u5934\u6709\u975e\u805a\u7126\u3001\u7403\u9762\u805a\u7126\u548c\u5706\u67f1\u805a\u7126\u4e09\u79cd\u914d\u7f6e\u3002\u975e\u805a\u7126\u6c34\u6d78\u63a2\u5934\u7528\u4e8e\u6d4b\u91cf\u8f83\u539a\u6750\u6599\u7684\u4e00\u822c\u5e94\u7528\u3002\u7403\u9762\u805a\u7126\u7684\u63a2\u5934\u5c06\u63d0\u9ad8\u5bf9\u5fae\u5c0f\u7f3a\u9677\u548c\u7f3a\u9677\u7684\u7075\u654f\u5ea6\u3002\u5706\u67f1\u805a\u7126\u4f20\u611f\u5668\u901a\u5e38\u7528\u4e8e\u6d4b\u91cf\u7ba1\u6750\u539f\u6599\u3002\u7403\u5f62\u6216\u5706\u67f1\u5f62\u63a2\u5934\u7684\u7126\u8ddd\u8303\u56f4\u4ec5\u9650\u4e8e\u63a2\u5934\u7684\u8fd1\u573a\uff0c\u901a\u5e38\u6700\u5927\u4e3a 0.8N\u3002<\/p>\n \u7f8e\u56fd BOSTON PIEZO OPTICS \u8d85\u58f0\u6ce2\u6362\u80fd\u5668 Boston Piezo-Optics \u662f\u4f20\u611f\u5668\u5236\u9020\u5546\u7684\u4f20\u611f\u5668\u6676\u4f53\u7684\u4e3b\u8981\u4f9b\u5e94\u5546\u3002BPO \u4e0d\u751f\u4ea7\u5b8c\u6574\u7684\u8d85\u58f0\u6362\u80fd\u5668\u3002 \u8d85\u58f0\u63a2 <\/p>\n","protected":false},"author":35,"featured_media":232,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[1],"tags":[9,15,11,14],"yoast_head":"\n\u58f0\u573a<\/h3>\n
\u58f0\u675f<\/h3>\n
\u4f20\u611f\u5668\u7c7b\u578b<\/h3>\n