镀(Du)铜(Tong)扁(Bian)钢(Gang)的(De)主(Zhu)要(Yao)参(Can)数(Shu)指(Zhi)标(Biao)及(Ji)施(Shi)工(Gong)中(Zhong)的(De)注(Zhu)意(Yi)事(Shi)项(Xiang)

镀(Du)铜(Tong)扁(Bian)钢(Gang)（(?)也(Ye)叫(Jiao)铜(Tong)包(Bao)钢(Gang)扁(Bian)钢(Gang)）(?)做(Zuo)为(Wei)一(Yi)种(Zhong)接(Jie)地(Di)导(Dao)体(Ti)现(Xian)在(Zai)已(Yi)经(Jing)被(Bei)广(Guang)泛(Fan)的(De)应(Ying)用(Yong)。(?)镀(Du)铜(Tong)接(Jie)地(Di)导(Dao)体(Ti)生(Sheng)产(Chan)时(Shi)采(Cai)用(Yong)了(Liao)一(Yi)种(Zhong)非(Fei)常(Chang)独(Du)特(Te)的(De)生(Sheng)产(Chan)工(Gong)艺(Yi)：(?)热(Re)拉(La)冷(Leng)轧(Zha)生(Sheng)产(Chan)工(Gong)艺(Yi)，(?)这(Zhe)种(Zhong)生(Sheng)产(Chan)工(Gong)艺(Yi)克(Ke)服(Fu)了(Liao)套(Tao)管(Guan)包(Bao)覆(Fu)法(Fa)和(He)电(Dian)镀(Du)法(Fa)存(Cun)在(Zai)的(De)结(Jie)合(He)力(Li)差(Cha)等(Deng)缺(Que)陷(Xian)。(?)由(You)于(Yu)镀(Du)铜(Tong)复(Fu)合(He)材(Cai)料(Liao)有(You)非(Fei)常(Chang)良(Liang)好(Hao)的(De)导(Dao)电(Dian)性(Xing)能(Neng)、(?)机(Ji)械(Xie)强(Qiang)度(Du)方(Fang)面(Mian)也(Ye)是(Shi)蛮(Man)高(Gao)，(?)尤(You)其(Qi)是(Shi)体(Ti)现(Xian)在(Zai)外(Wai)层(Ceng)包(Bao)覆(Fu)的(De)铜(Tong)层(Ceng)有(You)着(Zhuo)非(Fei)常(Chang)良(Liang)好(Hao)的(De)抗(Kang)腐(Fu)蚀(Shi)性(Xing)能(Neng)，(?)所(Suo)以(Yi)镀(Du)铜(Tong)扁(Bian)钢(Gang)目(Mu)前(Qian)已(Yi)被(Bei)广(Guang)泛(Fan)地(Di)应(Ying)用(Yong)于(Yu)各(Ge)种(Zhong)的(De)接(Jie)地(Di)装(Zhuang)置(Zhi)中(Zhong)。(?)

镀(Du)铜(Tong)扁(Bian)钢(Gang)的(De)主(Zhu)要(Yao)参(Can)数(Shu)指(Zhi)标(Biao)：(?)

1、(?)铜(Tong)层(Ceng)厚(Hou)度(Du)≥(?)0.254mm

2、(?)抗(Kang)拉(La)强(Qiang)度(Du)≥(?)600N/mm

3、(?)平(Ping)直(Zhi)度(Du)误(Wu)差(Cha)≤(?)0.5mm/m

4、(?)铜(Tong)层(Ceng)可(Ke)塑(Su)性(Xing)：(?)接(Jie)地(Di)棒(Bang)及(Ji)接(Jie)地(Di)圆(Yuan)线(Xian)弯(Wan)曲(Qu)30度(Du)时(Shi)，(?)折(Zhe)角(Jiao)内(Nei)外(Wai)边(Bian)缘(Yuan)无(Wu)裂(Lie)缝(Feng)现(Xian)象(Xiang)。(?)

5、(?)铜(Tong)层(Ceng)结(Jie)合(He)度(Du)：(?)经(Jing)附(Fu)着(Zhuo)利(Li)试(Shi)验(Yan)，(?)除(Chu)虎(Hu)口(Kou)钳(Qian)钳(Qian)口(Kou)出(Chu)现(Xian)剥(Bao)落(Luo)铜(Tong)层(Ceng)，(?)其(Qi)余(Yu)部(Bu)分(Fen)铜(Tong)钢(Gang)结(Jie)合(He)良(Liang)好(Hao)，(?)为(Wei)出(Chu)现(Xian)剥(Bao)离(Li)现(Xian)象(Xiang)。(?)

镀(Du)铜(Tong)扁(Bian)钢(Gang)广(Guang)泛(Fan)用(Yong)于(Yu)输(Shu)变(Bian)电(Dian)和(He)通(Tong)讯(Xun)线(Xian)路(Lu)、(?)电(Dian)站(Zhan)、(?)建(Jian)筑(Zhu)物(Wu)及(Ji)天(Tian)线(Xian)的(De)接(Jie)地(Di)装(Zhuang)置(Zhi)中(Zhong)，(?)常(Chang)用(Yong)作(Zuo)水(Shui)平(Ping)接(Jie)地(Di)体(Ti)，(?)以(Yi)代(Dai)替(Ti)成(Cheng)本(Ben)很(Hen)高(Gao)的(De)紫(Zi)铜(Tong)排(Pai)。(?)但(Dan)是(Shi)因(Yin)为(Wei)施(Shi)工(Gong)环(Huan)境(Jing)都(Du)不(Bu)一(Yi)样(Yang)，(?)有(You)些(Xie)还(Huan)相(Xiang)差(Cha)很(Hen)大(Da)。(?)

镀(Du)铜(Tong)扁(Bian)钢(Gang)施(Shi)工(Gong)中(Zhong)的(De)注(Zhu)意(Yi)事(Shi)项(Xiang)：(?)

1、(?)好(Hao)的(De)导(Dao)电(Dian)性(Xing)镀(Du)铜(Tong)扁(Bian)钢(Gang)本(Ben)身(Shen)的(De)电(Dian)阻(Zu)率(Lu)应(Ying)远(Yuan)小(Xiao)于(Yu)自(Zi)然(Ran)土(Tu)壤(Rang)电(Dian)阻(Zu)率(Lu)，(?)只(Zhi)有(You)这(Zhe)样(Yang)的(De)铜(Tong)包(Bao)钢(Gang)扁(Bian)钢(Gang)才(Cai)能(Neng)投(Tou)入(Ru)使(Shi)用(Yong)，(?)有(You)实(Shi)际(Ji)价(Jia)值(Zhi)。(?)由(You)于(Yu)一(Yi)般(Ban)的(De)土(Tu)壤(Rang)电(Dian)阻(Zu)率(Lu)ρ(?)＝(?)10～(?)10Ω(?).m，(?)所(Suo)以(Yi)镀(Du)铜(Tong)扁(Bian)钢(Gang)要(Yao)求(Qiu)ρ(?)≤(?)5Ω(?).m 。(?)

2、(?)长(Chang)效(Xiao)接(Jie)地(Di)工(Gong)程(Cheng)属(Shu)于(Yu)地(Di)下(Xia)隐(Yin)蔽(Bi)工(Gong)程(Cheng)，(?)在(Zai)使(Shi)用(Yong)中(Zhong)土(Tu)壤(Rang)的(De)含(Han)水(Shui)量(Liang)受(Shou)环(Huan)境(Jing)、(?)季(Ji)节(Jie)影(Ying)响(Xiang)都(Du)很(Hen)大(Da)。(?)因(Yin)此(Ci)要(Yao)求(Qiu)镀(Du)铜(Tong)扁(Bian)钢(Gang)的(De)功(Gong)能(Neng)要(Yao)长(Chang)期(Qi)有(You)效(Xiao)，(?)其(Qi)使(Shi)用(Yong)寿(Shou)命(Ming)应(Ying)大(Da)于(Yu)30年(Nian)。(?)投(Tou)入(Ru)使(Shi)用(Yong)应(Ying)无(Wu)失(Shi)效(Xiao)或(Huo) 其(Qi)它(Ta)不(Bu)良(Liang)反(Fan)映(Ying)。(?)

3、(?)提(Ti)高(Gao)金(Jin)属(Shu)耐(Nai)腐(Fu)蚀(Shi)性(Xing)能(Neng)镀(Du)铜(Tong)扁(Bian)钢(Gang)是(Shi)接(Jie)地(Di)电(Dian)极(Ji)和(He)土(Tu)壤(Rang)之(Zhi)间(Jian)的(De)媒(Mei)介(Jie)物(Wu)，(?)除(Chu)了(Liao)要(Yao)考(Kao)虑(Lu)地(Di)下(Xia)环(Huan)境(Jing)的(De)影(Ying)响(Xiang)外(Wai)还(Huan)要(Yao)考(Kao)虑(Lu)接(Jie)地(Di)装(Zhuang)置(Zhi)在(Zai)泻(Xie)流(Liu)时(Shi)形(Xing)成(Cheng)的(De)电(Dian)化(Hua)作(Zuo)用(Yong)，(?)镀(Du)铜(Tong)扁(Bian)钢(Gang)不(Bu)仅(Jin)本(Ben)身(Shen)应(Ying)无(Wu)腐(Fu)蚀(Shi)性(Xing)，(?)还(Huan)要(Yao)对(Dui)金(Jin)属(Shu)起(Qi)到(Dao)保(Bao)护(Hu)作(Zuo)用(Yong)，(?)提(Ti)高(Gao)接(Jie)地(Di)装(Zhuang)置(Zhi)的(De)使(Shi)用(Yong)寿(Shou)命(Ming)，(?)镀(Du)铜(Tong)扁(Bian)钢(Gang)的(De)pH值(Zhi)应(Ying)在(Zai)7－(?)12之(Zhi)间(Jian)，(?)呈(Cheng)碱(Jian)性(Xing)或(Huo)弱(Ruo)碱(Jian)性(Xing)，(?)既(Ji)能(Neng)有(You)效(Xiao)的(De)防(Fang)止(Zhi)土(Tu)壤(Rang)中(Zhong)的(De)酸(Suan)、(?)碱(Jian)、(?)盐(Yan)、(?)湿(Shi)度(Du)影(Ying)响(Xiang)，(?)有(You)可(Ke)以(Yi)在(Zai)金(Jin)属(Shu)接(Jie)地(Di)极(Ji)表(Biao)面(Mian)形(Xing)成(Cheng)钝(Dun)化(Hua)保(Bao)护(Hu)膜(Mo)。(?)

4、(?)耐(Nai)受(Shou)大(Da)电(Dian)流(Liu)冲(Chong)击(Ji)接(Jie)地(Di)装(Zhuang)置(Zhi)正(Zheng)常(Chang)运(Yun)行(Xing)时(Shi)只(Zhi)是(Shi)不(Bu)平(Ping)衡(Heng)电(Dian)流(Liu)，(?)通(Tong)常(Chang)只(Zhi)是(Shi)毫(Hao)安(An)到(Dao)安(An)培(Pei)级(Ji)电(Dian)流(Liu)，(?)遭(Zao)到(Dao)雷(Lei)击(Ji)或(Huo)短(Duan)路(Lu)电(Dian)流(Liu)时(Shi)，(?)接(Jie)地(Di)极(Ji)下(Xia)泻(Xie)的(De)电(Dian)流(Liu)高(Gao)达(Da)千(Qian)安(An)到(Dao)百(Bai)千(Qian)安(An)，(?)镀(Du)铜(Tong)扁(Bian)钢(Gang)在(Zai)大(Da)电(Dian)流(Liu)的(De)情(Qing)况(Kuang)下(Xia)不(Bu)发(Fa)热(Re)、(?)燃(Ran)烧(Shao)或(Huo)形(Xing)成(Cheng)挥(Hui)发(Fa)物(Wu)。(?)

5、(?)具(Ju)有(You)一(Yi)定(Ding)的(De)负(Fu)阻(Zu)特(Te)性(Xing)由(You)于(Yu)土(Tu)壤(Rang)中(Zhong)存(Cun)在(Zai)一(Yi)定(Ding)的(De)空(Kong)气(Qi)间(Jian)隙(Xi)，(?)因(Yin)而(?)接(Jie)地(Di)装(Zhuang)置(Zhi)在(Zai)自(Zi)然(Ran)土(Tu)壤(Rang)中(Zhong)的(De)接(Jie)地(Di)电(Dian)阻(Zu)呈(Cheng)现(Xian)有(You)电(Dian)容(Rong)性(Xing)，(?)准(Zhun)确(Que)地(Di)说(Shuo)应(Ying)称(Cheng)为(Wei)接(Jie)地(Di)阻(Zu)抗(Kang)。(?)而(?)且(Qie)工(Gong)频(Pin)下(Xia)的(De)接(Jie)地(Di)电(Dian)阻(Zu)要(Yao)比(Bi)冲(Chong)击(Ji)波(Bo)下(Xia)的(De)冲(Chong)击(Ji)阻(Zu)抗(Kang)大(Da)，(?)这(Zhe)样(Yang)就(Jiu)使(Shi)接(Jie)地(Di)装(Zhuang)置(Zhi)在(Zai)大(Da)的(De)电(Dian)流(Liu)冲(Chong)击(Ji)下(Xia)的(De)暂(Zan)态(Tai)地(Di)电(Dian)位(Wei)比(Bi)按(An)欧(Ou)姆(Mu)定(Ding)律(Lu)推(Tui)算(Suan)的(De)地(Di)电(Dian)位(Wei)低(Di)，(?)使(Shi)得(De)接(Jie)地(Di)装(Zhuang)置(Zhi)更(Geng)趋(Qu)安(An)全(Quan)。(?)这(Zhe)就(Jiu)要(Yao)求(Qiu)镀(Du)铜(Tong)扁(Bian)钢(Gang)的(De)电(Dian)性(Xing)能(Neng)具(Ju)有(You)非(Fei)线(Xian)性(Xing)，(?)数(Shu)学(Xue)表(Biao)达(Da)式(Shi)为(Wei)：(?)ρ(?)＝(?)ρ(?)0*δ(?)a式(Shi)中(Zhong)：(?)ρ(?) －(?)冲(Chong)击(Ji)波(Bo)下(Xia)铜(Tong)包(Bao)钢(Gang)扁(Bian)钢(Gang)的(De)电(Dian)阻(Zu)率(Lu)Ω(?).mρ(?)0－(?)铜(Tong)包(Bao)钢(Gang)扁(Bian)钢(Gang)的(De)阻(Zu)性(Xing)常(Chang)数(Shu)，(?)Ω(?).mδ(?) －(?)电(Dian)流(Liu)密(Mi)度(Du)，(?)A/mm2a －(?)非(Fei)线(Xian)性(Xing)指(Zhi)数(Shu)，(?)要(Yao)求(Qiu)a<0显(Xian)然(Ran)，(?)这(Zhe)一(Yi)特(Te)性(Xing)类(Lei)似(Si)与(Yu)避(Bi)雷(Lei)器(Qi)阀(Fa)片(Pian)的(De)特(Te)性(Xing)方(Fang)程(Cheng)U=C.I，(?)当(Dang)指(Zhi)数(Shu)a是(Shi)一(Yi)负(Fu)值(Zhi)时(Shi)意(Yi)味(Wei)着(Zhuo)电(Dian)阻(Zu)率(Lu)随(Sui)电(Dian)流(Liu)密(Mi)度(Du)增(Zeng)加(Jia)会(Hui)自(Zi)动(Dong)地(Di)下(Xia)降(Jiang)，(?)时(Shi)接(Jie)地(Di)装(Zhuang)置(Zhi)在(Zai)流(Liu)入(Ru)电(Dian)流(Liu)急(Ji)增(Zeng)时(Shi)，(?)暂(Zan)态(Tai)电(Dian)位(Wei)则(Ze)升(Sheng)高(Gao)不(Bu)多(Duo)，(?)起(Qi)到(Dao)类(Lei)似(Si)于(Yu)阀(Fa)片(Pian)电(Dian)阻(Zu)的(De)作(Zuo)用(Yong)。(?)当(Dang)然(Ran)，(?)镀(Du)铜(Tong)扁(Bian)钢(Gang)于(Yu)避(Bi)雷(Lei)器(Qi)相(Xiang)比(Bi)存(Cun)在(Zai)一(Yi)定(Ding)的(De)差(Cha)距(Ju)，(?)但(Dan)在(Zai)接(Jie)地(Di)装(Zhuang)置(Zhi)上(Shang)还(Huan)是(Shi)起(Qi)到(Dao)了(Liao)应(Ying)有(You)作(Zuo)用(Yong)。(?)

6、(?)对(Dui)环(Huan)境(Jing)无(Wu)污(Wu)染(Ran)、(?)无(Wu)毒(Du)、(?)无(Wu)异(Yi)味(Wei)镀(Du)铜(Tong)扁(Bian)钢(Gang)是(Shi)要(Yao)埋(Mai)在(Zai)地(Di)下(Xia)的(De)，(?)施(Shi)工(Gong)时(Shi)要(Yao)于(Yu)施(Shi)工(Gong)人(Ren)员(Yuan)接(Jie)触(Chu)，(?)这(Zhe)就(Jiu)要(Yao)求(Qiu)镀(Du)铜(Tong)扁(Bian)钢(Gang)本(Ben)身(Shen)应(Ying)无(Wu)毒(Du)、(?)无(Wu)刺(Ci)激(Ji)性(Xing)气(Qi)味(Wei)，(?)敷(Fu)设(She)地(Di)下(Xia)后(Hou)于(Yu)土(Tu)壤(Rang)接(Jie)触(Chu)，(?)其(Qi)成(Cheng)分(Fen)不(Bu)对(Dui)自(Zi)然(Ran)土(Tu)壤(Rang)造(Zao)成(Cheng)污(Wu)染(Ran)不(Bu)含(Han)任(Ren)何(He)有(You)毒(Du)的(De)重(Zhong)金(Jin)属(Shu)和(He)其(Qi)它(Ta)有(You)毒(Du)元(Yuan)素(Su)，(?)同(Tong)时(Shi)也(Ye)不(Bu)能(Neng)造(Zao)成(Cheng)地(Di)下(Xia)水(Shui)污(Wu)染(Ran)。(?)

7、(?)易(Yi)于(Yu)施(Shi)工(Gong)应(Ying)用(Yong)镀(Du)铜(Tong)扁(Bian)钢(Gang)的(De)接(Jie)地(Di)工(Gong)程(Cheng)有(You)很(Hen)多(Duo)是(Shi)在(Zai)山(Shan)区(Qu)、(?)野(Ye)外(Wai)，(?)因(Yin)条(Tiao)件(Jian)所(Suo)限(Xian)，(?)没(Mei)有(You)良(Liang)好(Hao)施(Shi)工(Gong)条(Tiao)件(Jian)，(?)如(Ru)有(You)严(Yan)格(Ge)配(Pei)比(Bi)要(Yao)求(Qiu)，(?)就(Jiu)会(Hui)限(Xian)制(Zhi)其(Qi)应(Ying)用(Yong)范(Fan)围(Wei)，(?)所(Suo)以(Yi)要(Yao)求(Qiu)镀(Du)铜(Tong)扁(Bian)钢(Gang)要(Yao)易(Yi)于(Yu)施(Shi)工(Gong)不(Bu)应(Ying)添(Tian)加(Jia)特(Te)定(Ding)的(De)设(She)备(Bei)。(?)