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电(Dian)子(Zi)地(Di)磅(Bang)雷(Lei)击(Ji)原(Yuan)因(Yin)及(Ji)雷(Lei)电(Dian)防(Fang)护(Hu)原(Yuan)理(Li)

        近(Jin)年(Nian)来(Lai),(?)随(Sui)着(Zhuo)电(Dian)子(Zi)地(Di)磅(Bang)在(Zai)各(Ge)个(Ge)行(Xing)业(Ye)的(De)普(Pu)及(Ji)和(He)应(Ying)用(Yong),(?)其(Qi)称(Cheng)重(Zhong)精(Jing)确(Que)度(Du)高(Gao)、(?)抗(Kang)干(Gan)扰(Rao)能(Neng)力(Li)强(Qiang)等(Deng)特(Te)点(Dian)倍(Bei)受(Shou)人(Ren)们(Men)所(Suo)推(Tui)崇(Chong)。(?)特(Te)别(Bie)是(Shi)随(Sui)着(Zhuo)微(Wei)电(Dian)子(Zi)信(Xin)息(Xi)系(Xi)统(Tong)的(De)引(Yin)入(Ru),(?)电(Dian)子(Zi)地(Di)磅(Bang)相(Xiang)关(Guan)配(Pei)套(Tao)系(Xi)统(Tong)的(De)集(Ji)成(Cheng)度(Du)也(Ye)越(Yue)来(Lai)越(Yue)高(Gao),(?)称(Cheng)重(Zhong)测(Ce)量(Liang)精(Jing)度(Du)也(Ye)越(Yue)来(Lai)越(Yue)精(Jing)细(Xi),(?)而(?)随(Sui)之(Zhi)带(Dai)来(Lai)的(De)问(Wen)题(Ti)就(Jiu)是(Shi)其(Qi)抗(Kang)雷(Lei)击(Ji)过(Guo)电(Dian)压(Ya)能(Neng)力(Li)的(De)减(Jian)弱(Ruo)。(?)而(?)电(Dian)子(Zi)地(Di)磅(Bang)一(Yi)旦(Dan)遭(Zao)到(Dao)雷(Lei)击(Ji),(?)事(Shi)必(Bi)造(Zao)成(Cheng)货(Huo)物(Wu)无(Wu)法(Fa)正(Zheng)常(Chang)称(Cheng)重(Zhong),(?)企(Qi)业(Ye)生(Sheng)产(Chan)运(Yun)输(Shu)将(Jiang)不(Bu)能(Neng)正(Zheng)常(Chang)运(Yun)行(Xing),(?)其(Qi)直(Zhi)接(Jie)或(Huo)间(Jian)接(Jie)损(Sun)失(Shi)无(Wu)法(Fa)估(Gu)量(Liang)。(?)现(Xian)就(Jiu)电(Dian)子(Zi)地(Di)磅(Bang)雷(Lei)击(Ji)途(Tu)径(Jing)及(Ji)其(Qi)防(Fang)护(Hu)措(Cuo)施(Shi)进(Jin)行(Xing)详(Xiang)细(Xi)说(Shuo)明(Ming),(?)以(Yi)供(Gong)同(Tong)行(Xing)参(Can)考(Kao)。(?)

        1 雷(Lei)击(Ji)原(Yuan)因(Yin)及(Ji)途(Tu)径(Jing)

        电(Dian)子(Zi)地(Di)磅(Bang)一(Yi)般(Ban)都(Du)处(Chu)于(Yu)室(Shi)外(Wai)露(Lu)天(Tian)场(Chang)所(Suo),(?)其(Qi)大(Da)型(Xing)金(Jin)属(Shu)构(Gou)件(Jian),(?)如(Ru)秤(Cheng)台(Tai)及(Ji)钢(Gang)轨(Gui)等(Deng)极(Ji)易(Yi)遭(Zao)受(Shou)雷(Lei)击(Ji),(?)极(Ji)易(Yi)由(You)于(Yu)电(Dian)磁(Ci)感(Gan)应(Ying)而(?)产(Chan)生(Sheng)浪(Lang)涌(Yong)电(Dian)压(Ya)。(?)传(Chuan)感(Gan)器(Qi)、(?)仪(Yi)表(Biao)和(He)计(Ji)算(Suan)机(Ji)等(Deng)由(You)于(Yu)临(Lin)近(Jin)秤(Cheng)台(Tai)或(Huo)与(Yu)之(Zhi)连(Lian)接(Jie),(?)容(Rong)易(Yi)受(Shou)到(Dao)雷(Lei)击(Ji)而(?)损(Sun)坏(Huai)。(?)传(Chuan)感(Gan)器(Qi)弹(Dan)性(Xing)体(Ti)及(Ji)电(Dian)路(Lu)耐(Nai)压(Ya)1.0~(?)1.5 kV,(?)无(Wu)法(Fa)抵(Di)抗(Kang)雷(Lei)电(Dian)侵(Qin)袭(Xi),(?)并(Bing)且(Qie)波(Bo)及(Ji)连(Lian)接(Jie)的(De)二(?)次(Ci)仪(Yi)表(Biao)及(Ji)计(Ji)算(Suan)机(Ji)系(Xi)统(Tong)。(?)此(Ci)外(Wai),(?)由(You)于(Yu)地(Di)处(Chu)空(Kong)旷(Kuang)地(Di)带(Dai),(?)往(Wang)往(Wang)采(Cai)用(Yong)架(Jia)空(Kong)方(Fang)式(Shi)引(Yin)入(Ru)电(Dian)子(Zi)地(Di)磅(Bang)的(De)供(Gong)配(Pei)电(Dian)系(Xi)统(Tong)线(Xian)路(Lu),(?)容(Rong)易(Yi)遭(Zao)受(Shou)雷(Lei)电(Dian)波(Bo)入(Ru)侵(Qin),(?)损(Sun)坏(Huai)电(Dian)器(Qi)设(She)备(Bei)和(He)危(Wei)及(Ji)人(Ren)身(Shen)安(An)全(Quan)。(?)通(Tong)过(Guo)以(Yi)上(Shang)电(Dian)子(Zi)地(Di)磅(Bang)雷(Lei)击(Ji)原(Yuan)因(Yin)分(Fen)析(Xi),(?)对(Dui)雷(Lei)电(Dian)袭(Xi)击(Ji)途(Tu)径(Jing)有(You)了(Liao)比(Bi)较(Jiao)清(Qing)晰(Xi)的(De)了(Liao)解(Jie),(?)而(?)其(Qi)防(Fang)雷(Lei)系(Xi)统(Tong)也(Ye)正(Zheng)是(Shi)对(Dui)其(Qi)雷(Lei)击(Ji)途(Tu)径(Jing)加(Jia)以(Yi)防(Fang)护(Hu)。(?)

        2 雷(Lei)电(Dian)防(Fang)护(Hu)原(Yuan)理(Li)

        2.1 直(Zhi)接(Jie)雷(Lei)击(Ji)防(Fang)护(Hu)

        由(You)于(Yu)电(Dian)子(Zi)地(Di)磅(Bang)多(Duo)处(Chu)在(Zai)空(Kong)旷(Kuang)地(Di)带(Dai),(?)周(Zhou)围(Wei)很(Hen)少(Shao)有(You)建(Jian)筑(Zhu)物(Wu)对(Dui)其(Qi)形(Xing)成(Cheng)直(Zhi)击(Ji)雷(Lei)防(Fang)护(Hu),(?)这(Zhe)就(Jiu)很(Hen)有(You)可(Ke)能(Neng)使(Shi)电(Dian)子(Zi)地(Di)磅(Bang)与(Yu)空(Kong)中(Zhong)带(Dai)电(Dian)云(Yun)团(Tuan)之(Zhi)间(Jian)产(Chan)生(Sheng)放(Fang)电(Dian)并(Bing)引(Yin)起(Qi)直(Zhi)接(Jie)雷(Lei)击(Ji)。(?)为(Wei)此(Ci),(?)应(Ying)当(Dang)在(Zai)电(Dian)子(Zi)地(Di)磅(Bang)附(Fu)近(Jin)根(Gen)据(Ju)现(Xian)场(Chang)实(Shi)际(Ji)情(Qing)况(Kuang)设(She)置(Zhi)避(Bi)雷(Lei)针(Zhen),(?)以(Yi)尖(Jian)端(Duan)放(Fang)电(Dian)效(Xiao)应(Ying)中(Zhong)和(He)云(Yun)团(Tuan)中(Zhong)的(De)电(Dian)荷(He),(?)有(You)效(Xiao)地(Di)保(Bao)护(Hu)电(Dian)子(Zi)称(Cheng)重(Zhong)系(Xi)统(Tong),(?)避(Bi)免(Mian)遭(Zao)受(Shou)直(Zhi)接(Jie)雷(Lei)击(Ji)。(?)但(Dan)是(Shi),(?)避(Bi)雷(Lei)针(Zhen)只(Zhi)是(Shi)防(Fang)止(Zhi)雷(Lei)电(Dian)直(Zhi)接(Jie)击(Ji)中(Zhong)计(Ji)量(Liang)室(Shi)及(Ji)附(Fu)近(Jin)用(Yong)电(Dian)设(She)备(Bei),(?)对(Dui)于(Yu)雷(Lei)电(Dian)波(Bo)沿(Yan)着(Zhuo)架(Jia)空(Kong)金(Jin)属(Shu)管(Guan)线(Xian)侵(Qin)入(Ru)计(Ji)量(Liang)室(Shi)或(Huo)雷(Lei)电(Dian)感(Gan)应(Ying)引(Yin)起(Qi)周(Zhou)围(Wei)金(Jin)属(Shu)构(Gou)件(Jian)产(Chan)生(Sheng)电(Dian)磁(Ci)感(Gan)应(Ying)等(Deng)非(Fei)直(Zhi)击(Ji)雷(Lei)的(De)防(Fang)护(Hu),(?)仅(Jin)是(Shi)采(Cai)用(Yong)避(Bi)雷(Lei)针(Zhen)还(Huan)是(Shi)远(Yuan)远(Yuan)不(Bu)够(Gou)的(De)。(?)

        2.2 静(Jing)电(Dian)感(Gan)应(Ying)雷(Lei)击(Ji)防(Fang)护(Hu)

        1台(Tai)电(Dian)子(Zi)地(Di)磅(Bang)一(Yi)般(Ban)有(You)10~(?)12个(Ge)支(Zhi)承(Cheng)点(Dian)与(Yu)传(Chuan)感(Gan)器(Qi)连(Lian)接(Jie),(?)当(Dang)雷(Lei)电(Dian)发(Fa)生(Sheng)时(Shi),(?)空(Kong)中(Zhong)的(De)带(Dai)电(Dian)云(Yun)团(Tuan)同(Tong)室(Shi)外(Wai)的(De)秤(Cheng)台(Tai)之(Zhi)间(Jian)虽(Sui)然(Ran)没(Mei)有(You)产(Chan)生(Sheng)直(Zhi)接(Jie)雷(Lei)击(Ji),(?)但(Dan)通(Tong)过(Guo)静(Jing)电(Dian)耦(Ou)合(He)会(Hui)使(Shi)秤(Cheng)台(Tai)表(Biao)面(Mian)积(Ji)聚(Ju)大(Da)量(Liang)与(Yu)云(Yun)团(Tuan)极(Ji)性(Xing)相(Xiang)反(Fan)的(De)电(Dian)荷(He),(?)而(?)秤(Cheng)台(Tai)支(Zhi)承(Cheng)点(Dian)则(Ze)是(Shi)静(Jing)电(Dian)电(Dian)荷(He)泄(Xie)放(Fang)的(De)主(Zhu)要(Yao)通(Tong)道(Dao)。(?)因(Yin)此(Ci),(?)必(Bi)须(Xu)在(Zai)传(Chuan)感(Gan)器(Qi)的(De)上(Shang)、(?)下(Xia)端(Duan)设(She)置(Zhi)大(Da)电(Dian)流(Liu)旁(Pang)路(Lu)电(Dian)缆(Lan),(?)使(Shi)整(Zheng)个(Ge)传(Chuan)感(Gan)器(Qi)形(Xing)成(Cheng)对(Dui)地(Di)等(Deng)电(Dian)位(Wei)状(Zhuang)态(Tai),(?)基(Ji)础(Chu)板(Ban)于(Yu)承(Cheng)重(Zhong)台(Tai)连(Lian)接(Jie)为(Wei)一(Yi)个(Ge)等(Deng)势(Shi)体(Ti),(?)以(Yi)防(Fang)止(Zhi)感(Gan)应(Ying)电(Dian)流(Liu)从(Cong)传(Chuan)感(Gan)器(Qi)上(Shang)经(Jing)过(Guo)而(?)造(Zao)成(Cheng)传(Chuan)感(Gan)器(Qi)损(Sun)坏(Huai)。(?)

        2.3 电(Dian)磁(Ci)感(Gan)应(Ying)雷(Lei)击(Ji)防(Fang)护(Hu)

        当(Dang)空(Kong)中(Zhong)雷(Lei)击(Ji)时(Shi),(?)带(Dai)异(Yi)性(Xing)电(Dian)荷(He)云(Yun)团(Tuan)间(Jian)产(Chan)生(Sheng)强(Qiang)烈(Lie)放(Fang)电(Dian),(?)会(Hui)产(Chan)生(Sheng)高(Gao)强(Qiang)度(Du)的(De)瞬(Shun)变(Bian)电(Dian)磁(Ci)场(Chang),(?)使(Shi)其(Qi)涉(She)及(Ji)的(De)导(Dao)体(Ti)上(Shang)产(Chan)生(Sheng)很(Hen)大(Da)的(De)感(Gan)应(Ying)电(Dian)动(Dong)势(Shi),(?)从(Cong)而(?)损(Sun)坏(Huai)称(Cheng)重(Zhong)仪(Yi)表(Biao)、(?)地(Di)磅(Bang)传(Chuan)感(Gan)器(Qi)、(?)计(Ji)算(Suan)机(Ji)硬(Ying)件(Jian)系(Xi)统(Tong)的(De)元(Yuan)器(Qi)件(Jian)。(?)因(Yin)此(Ci),(?)雷(Lei)电(Dian)通(Tong)过(Guo)击(Ji)中(Zhong)电(Dian)源(Yuan)线(Xian)、(?)信(Xin)号(Hao)线(Xian)和(He)雷(Lei)电(Dian)的(De)电(Dian)磁(Ci)脉(Mai)冲(Chong)的(De)影(Ying)响(Xiang)所(Suo)产(Chan)生(Sheng)的(De)电(Dian)涌(Yong),(?)可(Ke)以(Yi)使(Shi)计(Ji)算(Suan)机(Ji)、(?)仪(Yi)器(Qi)仪(Yi)表(Biao)等(Deng)电(Dian)子(Zi)设(She)备(Bei)受(Shou)到(Dao)瞬(Shun)间(Jian)过(Guo)电(Dian)压(Ya)而(?)遭(Zao)到(Dao)破(Po)坏(Huai)。(?)

 



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