鐩殑 銆€ 鎻愪緵涓€鍊�(g猫)娓�(c猫)瑭︾郴绲�(t菕ng)锛屽皪(du矛)闆昏┍鎾ヨ櫉(h脿o)鑺墖閫�(j矛n)琛岄浕姘�銆佸姛鑳芥脯(c猫)瑭︺€� 銆€ 銆€ 瑙ｆ焙鏂规 銆€ 鐢≒CL-731閰嶅悎澶栭儴闆昏矾灏�(du矛)鎾ヨ櫉(h脿o)鑺墖鎻愪緵娓�(c猫)瑭︾敤闆诲銆侀浕娴佷俊铏�(h脿o)锛屼互鍙婃ā鎿寜閸典俊铏�(h脿o)锛涚敤PCL-812灏�(du矛)鑺墖鐨勯熆鎳�(y墨ng)淇¤櫉(h脿o)閫�(j矛n)琛岄噰妯�锛屽苟鍔犱互瑭�(p铆ng)浼般€� 銆€ 銆€ 瑭崇窗(x矛)浠嬬垂 銆€ 鏈脯(c猫)瑭︾郴绲�(t菕ng)鐨勭洰鐨勬槸鍦ㄤ簬灏�(du矛)鏌愮ó闆昏┍鎾ヨ櫉(h脿o)鑺墖閫�(j矛n)琛屽紩鑵抽浕淇¤櫉(h脿o)妾㈡脯(c猫)銆侀洐闊冲闋绘挜铏�(h脿o)淇¤櫉(h脿o)鎬ц兘妾㈡脯(c猫)锛屼綔鐐鸿姱鐗囧嚭寤犳娓�(c猫)鐢�銆傜洰鍓嶅湅(gu贸)鍏�(n猫i)灏氱劇(w煤)姝ら鐢�(ch菐n)鍝�锛岃€岄€�(j矛n)鍙ｇ敘(ch菐n)鍝佸瓨鍦ㄦ垚鏈珮銆佹脯(c猫)瑭﹂€熷害鎱㈢瓑缂洪粸(di菐n)銆� 1. 娓�(c猫)瑭︾郴绲�(t菕ng)绨�(ji菐n)浠� 娓�(c猫)瑭︾郴绲�(t菕ng)涓昏鍒嗙偤鍏╁€�(g猫)鍔熻兘锛氳姱鐗囩鑵冲畬鏁存€ф娓�(c猫)鍜岄洐闊冲闋讳俊铏�(h脿o)妾㈡脯(c猫)銆� 鎴戝€戠煡閬擄紝闆嗘垚濉婄殑绠¤叧瑕佷箞琛ㄧ従(xi脿n)鐐洪樆鎬�锛岃涔堟槸瀹规€э紝鎴栬€呮槸涓夋サ绠�銆傞€氶亷(gu貌)鍔犵郸绠¤叧鍔犻仼鐣�(d膩ng)?sh霉)纰惧é鐩�?h脿o)锛堥浕澹�/闆绘祦锛夛紝娓�(c猫)閲忚┎绠¤叧灏�(du矛)闆讳俊铏�(h脿o)鐨勫弽鎳�(y墨ng)灏卞彲浠ョ煡閬撶鑵虫槸鍚︽悕澹�銆� 瑭叉挜铏�(h脿o)鑺墖鏄噰鐢�1.2um CMOS宸ヨ棟鍒朵綔鐨勯泦鎴愰浕璺�锛屽彲鍚戠▼鎺т氦鎻涙(j墨)鐧�(f膩)鍑洪洐闊冲闋绘垨鑴堟矕鎾ヨ櫉(h脿o)淇¤櫉(h脿o)銆傞洐闊冲闋讳俊铏�(h脿o)鏄寚鍦ㄩ煶闋荤媭鎱�(t脿i)鎸夋暩(sh霉)瀛楅嵉鏅�(sh铆)锛岃┎鏁�(sh霉)瀛楅嵉灏�(du矛)鎳�(y墨ng)鐨勮鍜屽垪鍒嗗垾鐧�(f膩)鍑哄叐绲勪笉鍚岄牷鐜囩殑姝ｅ鸡淇¤櫉(h脿o)锛岄€欏叐绲勪俊铏�(h脿o)锛堣绲勫拰鍒楃祫锛夌枈鍔犲悗绲勬垚闆欓煶澶氶牷淇¤櫉(h脿o)鍦ㄩ煶闋荤杓稿嚭銆� 2. 绠¤叧瀹屾暣鎬ф娓�(c猫) 閲囩敤鑷惌澶栭浕璺紝妲�(g貌u)鎴愰浕澹撴簮鍜岄浕娴佹簮锛屽皪(du矛)浜庝笉鍚岀殑绠¤叧鍒╃敤PCL-731鐢�(ch菐n)DO淇¤櫉(h脿o)锛屾帶鍒堕浕瀛愰枊(k膩i)闂�(gu膩n)锛屽(sh铆)鐝�(xi脿n)灏�(du矛)涓嶅悓鐨勭鑵冲垎鍒ュ姞浠ヤ笉鍚岀殑婧�锛岀敤PCL-812閲囬泦绠¤叧鐨勯熆鎳�(y墨ng)淇¤櫉(h脿o)锛屽姞浠ュ垽鏂�銆� 3. 闆欓煶澶氶牷淇¤櫉(h脿o)鐨勬娓�(c猫) 鍒╃敤PCL-731鍗＄殑DO淇¤櫉(h脿o)閫�(j矛n)琛屾ā鎿挜铏�(h脿o)锛岀敤PCL-812灏�(du矛)鑺墖闊抽牷绔几鍑虹殑淇¤櫉(h脿o)閫�(j矛n)琛岄噰妯ｏ紝骞跺姞浠ュ垽鏂�銆� 灏�(du矛)闆欓煶澶氶牷鐨勫姛鑳藉垽鏂蜂富瑕佹寚妯�(bi膩o)鏈夛細闆欓煶闋荤殑闋荤巼銆佽几鍑洪浕澹擄紙RMS锛�銆侀爯(y霉)鍔犻噸銆侀洐闊冲闋诲け鐪熴€佺洿娴佽几鍑洪浕骞崇瓑銆傜偤蹇€�銆佹柟渚垮湴寰楀埌鍚勯爡(xi脿ng)鍙冩暩(sh霉)锛屾垜鍊戦伕鐢ㄥ揩閫熷倕绔嬭憠璁婃彌锛團FT锛夌畻娉�銆傞憭浜庤闋�銆佸垪闋荤殑鏈€楂橀牷鐜囪繎1.5kHz锛岃€屼笖瑕佽▓(j矛)绠楄娉㈠け鐪�锛屾垜鍊戞妸閲囨ǎ闋荤巼瀹氱偤10kHz锛岄檺浜庨洐闊冲闋荤殑鐧�(f膩)閫佽剤娌�锛屽彧閲囨ǎ1000榛�(di菐n)锛岄噰鐢�1024榛�(di菐n)FFT 锛堣(b菙)闆讹級銆傜偤浜嗛伩鍏嶉噰妯ｆ埅?c谩i)鍢堫潠?y墨ng)閫犳垚瑾ゅ樊锛岄噰鐢ㄦ饥鏄庣獥閫�(j矛n)琛屾檪(sh铆)鍩熷姞娆�(qu谩n)銆� 3.1 闋荤巼娓�(c猫)閲� 閲囨ǎ闋荤巼鐐�10kHz锛屽仛1024榛�(di菐n)瀵�(sh铆)FFT鍙互寰楀埌512鏍硅瓬绶�锛岃瓬绶氶枔璺濈磩鐐�20Hz銆傚鏋滈噰鐢ㄥ偝绲�(t菕ng)鐨勮▓(j矛)绠楁渶楂橀粸(di菐n)璀滅窔浣滅偤淇¤櫉(h脿o)闋荤巼鐨勮┍椤劧绮惧害澶綆銆傜稉(j墨ng)閬�(gu貌)瑷�(j矛)绠楀拰瀵�(sh铆)椹�(y脿n)鐧�(f膩)鐝�(xi脿n)锛屽姞绐楀悗鐨勬渶楂樿瓬绶氳垏娆￠珮璀滅窔鐨勯珮搴﹂棞(gu膩n)绯昏垏闋荤巼鏈夊繀鐒剁殑鑱�(li谩n)绯�銆備簬鏄敤閫欑ó鏂规硶渚�(l谩i)閫�(j矛n)琛岄牷鐜囪▓(j矛)绠楋紝瑾ゅ樊鍦�2Hz浠ュ収(n猫i)銆� 3.2 杓稿嚭闆诲锛圧MS锛� 鐢变簬淇¤櫉(h脿o)鏄枈鍔犲湪涓€鍊�(g猫)鐩存祦闆诲钩涓婄殑锛岄€欏€�(g猫)杓稿嚭闆诲鐨勮▓(j矛)绠楄鍘婚櫎鐩存祦鍒嗛噺銆傞噰鐢‵FT寰楀埌鐨勯牷鍩熶俊铏�(h脿o)锛屾妸琛岄牷宄板€煎収(n猫i)鑳介噺鑸囧垪闋诲嘲鍊煎収(n猫i)鑳介噺鐩稿姞鍗崇偤绺借兘閲�锛岄枊(k膩i)鏂瑰悗鍗冲緱鍒拌几鍑洪浕澹擄紙RMS鍊硷級銆� 3.3 闋�(y霉)鍔犻噸 绲�(t菕ng)瑷�(j矛)琛岄牷宄板€煎収(n猫i)鐨勮兘閲忚垏鍒楅牷宄板€煎収(n猫i)鐨勮兘閲�锛岄€欏叐鍊�(g猫)鑳介噺鐨勬瘮鍊肩殑灏�(du矛)鏁�(sh霉)涔樹互10鍗崇偤闋�(y霉)鍔犻噸鐨勫€�銆� 3.4 闆欓煶澶氶牷澶辩湡 閫欏€�(g猫)瑷�(j矛)绠楄垏闋�(y霉)鍔犻噸寰堣薄锛屽彧鏄敼鐐虹敤鎵€鏈夎娉㈣兘閲忛櫎浠ワ紙琛岄牷鑳介噺+鍒楅牷鑳介噺锛�銆� 3.5 鐩存祦杓稿嚭闆诲钩 灏�(du矛)鍘熷淇¤櫉(h脿o)閫�(j矛n)琛屽钩鍧囧嵆寰楀埌鐩存祦闆诲钩銆� 绲�(ji茅)璜� 銆€ 瑭茬郴绲�(t菕ng)宸叉寮忔姇鍏ヤ娇鐢�锛屽緱鍒扮敤鎴剁殑涓€鑷村ソ瑭�(p铆ng)锛岃獚(r猫n)鐐鸿┎绯荤当(t菕ng)娓�(c猫)瑭﹂€熷害蹇�锛屾搷浣滄柟渚�銆備笖瑭茬郴绲�(t菕ng)绋嶄綔鏀瑰嫊(d貌ng)鍚庡舰鎴愮殑鎵嬫(j墨)娓�(c猫)瑭︾郴绲�(t菕ng)涔熷凡鎶曞叆浣跨敤銆�