http://kadhoai.com.cn 2026-04-28 11:05:53 來源:中國自動化儀表網
返fan回hui地di麵mian的de地di震zhen波bo攜xie帶dai著zhe很hen多duo與yu地di層ceng性xing質zhi有you關guan的de信xin息xi,利li用yong這zhe些xie信xin息xi就jiu可ke以yi知zhi道dao地di下xia地di層ceng的de高gao低di起qi伏fu情qing況kuang,它ta們men是shi硬ying地di層ceng還hai是shi軟ruan地di層ceng,其qi厚hou度du如ru何he,孔kong隙xi中zhong所suo含han的de是shi石shi油you、是(shi)天(tian)然(ran)氣(qi)或(huo)是(shi)水(shui),等(deng)等(deng)。要(yao)得(de)到(dao)這(zhe)些(xie)陸(lu)續(xu)從(cong)地(di)下(xia)返(fan)回(hui)的(de)地(di)震(zhen)波(bo)並(bing)將(jiang)其(qi)展(zhan)示(shi)出(chu)來(lai)絕(jue)非(fei)易(yi)事(shi),這(zhe)首(shou)先(xian)需(xu)要(yao)到(dao)野(ye)外(wai)將(jiang)這(zhe)些(xie)信(xin)息(xi)采(cai)集(ji)回(hui)來(lai),也(ye)就(jiu)是(shi)野(ye)外(wai)地(di)震(zhen)資(zi)料(liao)采(cai)集(ji)。
地震資料采集包括測量→鑽淺井孔埋炸藥(在使用炸藥震源時)→埋檢波器→buzhidianlanxianzhiyiqichejigegongxu。celiangderenwushidinghaocexianjibaozhadianhejieshoudiandeweizhi。zuanjingderenwushizhunbeihaokexiaruzhayaodeqianjing,maizhayaojiushixiangjingzhongfangruzhayao,yizaibaozhahouchanshengchudizhenbo。dizhenboyuyancengjiemianfanshehuilaibeijianboqijieshoubingchuandaoyiqiche,yiqichejiangjianboqichuanlaidexinhaojiluxialai,zhejiuhuodeleyongyiyanjiudixiayouqimaizangqingkuangdedizhenjilu。
地(di)震(zhen)資(zi)料(liao)采(cai)集(ji)技(ji)術(shu)的(de)發(fa)展(zhan)主(zhu)要(yao)體(ti)現(xian)在(zai)采(cai)集(ji)設(she)備(bei)的(de)進(jin)步(bu)上(shang)。早(zao)期(qi)的(de)地(di)震(zhen)儀(yi)器(qi)采(cai)用(yong)電(dian)子(zi)管(guan)元(yuan)件(jian),體(ti)積(ji)大(da)且(qie)笨(ben)重(zhong),用(yong)照(zhao)相(xiang)的(de)方(fang)法(fa)將(jiang)地(di)震(zhen)波(bo)在(zai)地(di)下(xia)的(de)傳(chuan)播(bo)過(guo)程(cheng)用(yong)多(duo)條(tiao)線(xian)記(ji)錄(lu)在(zai)相(xiang)紙(zhi)上(shang)。這(zhe)些(xie)線(xian)時(shi)而(er)雜(za)亂(luan)無(wu)章(zhang),時(shi)而(er)又(you)呈(cheng)一(yi)條(tiao)條(tiao)一(yi)起(qi)向(xiang)上(shang)跳(tiao)(稱波峰)和一起向下跌(稱波穀)dequxian。zhexiexianzuchengguangdiandizhenjilu。zaijilushang,renmenzhinengweiyiliyongdizhenxinhaodefansheshijian,youshougonghuatuyituiduandixiajiandandegouzaoxingtai。yunyongzhezhongfangfa,woguozengfaxiankelamayiyoutianhedaqingyoutian。
從20世紀60niandaikaishi,zhongguodizhencaijishebeiyinrudianzijisuanji,dangshizhizaodemonicidaidizhenjieshouyisuiranyingyongshijianbuchang,dantadekezhongfuxingguanceweiduocifugaijishudefazhanchuangzaoletiaojian。duocifugaijiushiduidixiatongyididuanyouzhijinxingyiciguancededanciguancejishubianweijinxingduocizhongfuxingguancededuociguancejishu。zhexiangjishugemingdadatigaoledizhenziliaozhiliangjijiejuedizhiwentidenengli。zaizhegeshiqifaxianlehuabeiderenqiuyoutianhebohaiwandengyoutian。
中國從20世紀70年nian代dai開kai始shi使shi用yong數shu字zi記ji錄lu接jie收shou儀yi,采cai集ji方fang法fa上shang除chu繼ji續xu延yan用yong多duo次ci覆fu蓋gai技ji術shu外wai還hai開kai發fa了le提ti高gao勘kan探tan準zhun確que性xing的de三san維wei地di震zhen勘kan探tan技ji術shu。在zai此ci期qi間jian,除chu擴kuo大da了le渤bo海hai灣wan油you田tian的de儲chu量liang外wai,還hai發fa現xian了le新xin疆jiang塔ta裏li木mu的de大da氣qi田tian。
現在,采集設備開始采用遙控、遙測、多道(現已發展到千道以上)dizhenyi。caijifangfachucaiyongsanweidizhenjigenggaofugaicishuguancedefangfawaihaikaifalenenggenghaodijiejuefuzagouzaodengdizhiwentidegaofenbianlvhehengbodizhenkantanjishu。
目前,海洋地震發展也很快,已全部采用非炸藥震源進行工作,勘探精度也隨著衛星導航係統及一係列新技術的應用而大為提高。
中國地震勘探工作雖然比發達國家開始的晚,但經過近20年(nian)的(de)不(bu)懈(xie)努(nu)力(li),地(di)震(zhen)采(cai)集(ji)的(de)絕(jue)大(da)多(duo)數(shu)裝(zhuang)備(bei)不(bu)僅(jin)能(neng)自(zi)己(ji)製(zhi)造(zao)以(yi)滿(man)足(zu)國(guo)內(nei)地(di)震(zhen)勘(kan)探(tan)的(de)需(xu)要(yao),而(er)且(qie)還(hai)打(da)入(ru)國(guo)際(ji)市(shi)場(chang),中(zhong)國(guo)的(de)地(di)震(zhen)采(cai)集(ji)技(ji)術(shu)水(shui)平(ping)已(yi)躋(ji)身(shen)國(guo)際(ji)先(xian)進(jin)行(xing)列(lie)。