(?) (?)工(Gong)业(Ye)溶(Rong)氧(Yang)仪(Yi)是(Shi)一(Yi)种(Zhong)用(Yong)于(Yu)测(Ce)量(Liang)水(Shui)体(Ti)中(Zhong)溶(Rong)解(Jie)氧(Yang)含(Han)量(Liang)的(De)仪(Yi)器(Qi),(?)它(Ta)的(De)准(Zhun)确(Que)性(Xing)对(Dui)于(Yu)许(Xu)多(Duo)工(Gong)业(Ye)过(Guo)程(Cheng)和(He)环(Huan)境(Jing)保(Bao)护(Hu)至(Zhi)关(Guan)重(Zhong)要(Yao)。(?)为(Wei)了(Liao)确(Que)保(Bao)测(Ce)量(Liang)精(Jing)度(Du),(?)需(Xu)要(Yao)定(Ding)期(Qi)对(Dui)其(Qi)进(Jin)行(Xing)校(Xiao)准(Zhun)。(?)以(Yi)下(Xia)是(Shi)工(Gong)业(Ye)溶(Rong)氧(Yang)仪(Yi)的(De)校(Xiao)准(Zhun)方(Fang)法(Fa):(?)
(?) (?)1、(?)零(Ling)点(Dian)校(Xiao)准(Zhun):(?)零(Ling)点(Dian)校(Xiao)准(Zhun)是(Shi)在(Zai)无(Wu)氧(Yang)环(Huan)境(Jing)下(Xia)进(Jin)行(Xing)的(De),(?)通(Tong)常(Chang)使(Shi)用(Yong)无(Wu)氧(Yang)溶(Rong)液(Ye)或(Huo)气(Qi)体(Ti)来(Lai)模(Mo)拟(Ni)无(Wu)氧(Yang)条(Tiao)件(Jian)。(?)将(Jiang)其(Qi)放(Fang)入(Ru)无(Wu)氧(Yang)溶(Rong)液(Ye)或(Huo)气(Qi)体(Ti)中(Zhong),(?)调(Diao)整(Zheng)仪(Yi)器(Qi)使(Shi)其(Qi)显(Xian)示(Shi)为(Wei)零(Ling)。(?)这(Zhe)个(Ge)过(Guo)程(Cheng)可(Ke)以(Yi)消(Xiao)除(Chu)仪(Yi)器(Qi)本(Ben)身(Shen)的(De)偏(Pian)差(Cha),(?)并(Bing)确(Que)保(Bao)在(Zai)无(Wu)氧(Yang)条(Tiao)件(Jian)下(Xia)的(De)准(Zhun)确(Que)测(Ce)量(Liang)。(?)
(?) (?)2、(?)饱(Bao)和(He)水(Shui)校(Xiao)准(Zhun):(?)饱(Bao)和(He)水(Shui)校(Xiao)准(Zhun)是(Shi)在(Zai)已(Yi)知(Zhi)溶(Rong)解(Jie)氧(Yang)浓(Nong)度(Du)的(De)水(Shui)中(Zhong)进(Jin)行(Xing)的(De)。(?)通(Tong)常(Chang)使(Shi)用(Yong)蒸(Zheng)馏(Liu)水(Shui)或(Huo)去(Qu)离(Li)子(Zi)水(Shui),(?)并(Bing)将(Jiang)其(Qi)暴(Bao)露(Lu)于(Yu)空(Kong)气(Qi)中(Zhong)一(Yi)段(Duan)时(Shi)间(Jian),(?)以(Yi)达(Da)到(Dao)饱(Bao)和(He)状(Zhuang)态(Tai)。(?)将(Jiang)工(Gong)业(Ye)溶(Rong)氧(Yang)仪(Yi)放(Fang)入(Ru)饱(Bao)和(He)水(Shui)中(Zhong),(?)调(Diao)整(Zheng)仪(Yi)器(Qi)使(Shi)其(Qi)显(Xian)示(Shi)为(Wei)该(Gai)温(Wen)度(Du)下(Xia)的(De)饱(Bao)和(He)溶(Rong)解(Jie)氧(Yang)浓(Nong)度(Du)。(?)这(Zhe)个(Ge)过(Guo)程(Cheng)可(Ke)以(Yi)验(Yan)证(Zheng)仪(Yi)器(Qi)的(De)准(Zhun)确(Que)性(Xing),(?)并(Bing)校(Xiao)准(Zhun)其(Qi)在(Zai)不(Bu)同(Tong)温(Wen)度(Du)下(Xia)的(De)测(Ce)量(Liang)结(Jie)果(Guo)。(?)
(?) (?)3、(?)标(Biao)准(Zhun)溶(Rong)液(Ye)校(Xiao)准(Zhun):(?)标(Biao)准(Zhun)溶(Rong)液(Ye)校(Xiao)准(Zhun)是(Shi)使(Shi)用(Yong)已(Yi)知(Zhi)溶(Rong)解(Jie)氧(Yang)浓(Nong)度(Du)的(De)标(Biao)准(Zhun)溶(Rong)液(Ye)进(Jin)行(Xing)校(Xiao)准(Zhun)。(?)这(Zhe)些(Xie)标(Biao)准(Zhun)溶(Rong)液(Ye)可(Ke)以(Yi)通(Tong)过(Guo)实(Shi)验(Yan)室(Shi)制(Zhi)备(Bei)或(Huo)购(Gou)买(Mai)市(Shi)售(Shou)产(Chan)品(Pin)获(Huo)得(De)。(?)将(Jiang)其(Qi)放(Fang)入(Ru)标(Biao)准(Zhun)溶(Rong)液(Ye)中(Zhong),(?)调(Diao)整(Zheng)仪(Yi)器(Qi)使(Shi)其(Qi)显(Xian)示(Shi)为(Wei)该(Gai)溶(Rong)液(Ye)的(De)溶(Rong)解(Jie)氧(Yang)浓(Nong)度(Du)。(?)这(Zhe)个(Ge)过(Guo)程(Cheng)可(Ke)以(Yi)验(Yan)证(Zheng)仪(Yi)器(Qi)的(De)准(Zhun)确(Que)性(Xing),(?)并(Bing)校(Xiao)准(Zhun)其(Qi)在(Zai)不(Bu)同(Tong)溶(Rong)解(Jie)氧(Yang)浓(Nong)度(Du)下(Xia)的(De)测(Ce)量(Liang)结(Jie)果(Guo)。(?)
(?) (?)4、(?)比(Bi)较(Jiao)校(Xiao)准(Zhun):(?)比(Bi)较(Jiao)校(Xiao)准(Zhun)是(Shi)将(Jiang)其(Qi)与(Yu)其(Qi)他(Ta)已(Yi)知(Zhi)准(Zhun)确(Que)的(De)仪(Yi)器(Qi)进(Jin)行(Xing)比(Bi)较(Jiao)。(?)这(Zhe)可(Ke)以(Yi)通(Tong)过(Guo)同(Tong)时(Shi)测(Ce)量(Liang)同(Tong)一(Yi)样(Yang)品(Pin)的(De)两(Liang)个(Ge)仪(Yi)器(Qi)来(Lai)实(Shi)现(Xian),(?)或(Huo)者(Zhe)通(Tong)过(Guo)将(Jiang)其(Qi)与(Yu)已(Yi)知(Zhi)准(Zhun)确(Que)的(De)参(Can)考(Kao)仪(Yi)器(Qi)进(Jin)行(Xing)比(Bi)较(Jiao)来(Lai)实(Shi)现(Xian)。(?)如(Ru)果(Guo)两(Liang)个(Ge)仪(Yi)器(Qi)的(De)测(Ce)量(Liang)结(Jie)果(Guo)一(Yi)致(Zhi),(?)则(Ze)可(Ke)以(Yi)认(Ren)为(Wei)校(Xiao)准(Zhun)是(Shi)准(Zhun)确(Que)的(De)。(?)
(?) (?)5、(?)定(Ding)期(Qi)维(Wei)护(Hu)和(He)校(Xiao)准(Zhun):(?)除(Chu)了(Liao)以(Yi)上(Shang)的(De)校(Xiao)准(Zhun)方(Fang)法(Fa),(?)定(Ding)期(Qi)维(Wei)护(Hu)和(He)校(Xiao)准(Zhun)也(Ye)是(Shi)确(Que)保(Bao)其(Qi)测(Ce)量(Liang)精(Jing)度(Du)的(De)关(Guan)键(Jian)。(?)根(Gen)据(Ju)仪(Yi)器(Qi)的(De)要(Yao)求(Qiu)和(He)使(Shi)用(Yong)频(Pin)率(Lu),(?)制(Zhi)定(Ding)一(Yi)个(Ge)校(Xiao)准(Zhun)计(Ji)划(Hua),(?)并(Bing)按(An)照(Zhao)计(Ji)划(Hua)进(Jin)行(Xing)校(Xiao)准(Zhun)和(He)维(Wei)护(Hu)。(?)
(?) (?)总(Zong)之(Zhi),(?)通(Tong)过(Guo)零(Ling)点(Dian)校(Xiao)准(Zhun)、(?)饱(Bao)和(He)水(Shui)校(Xiao)准(Zhun)、(?)标(Biao)准(Zhun)溶(Rong)液(Ye)校(Xiao)准(Zhun)、(?)比(Bi)较(Jiao)校(Xiao)准(Zhun)和(He)定(Ding)期(Qi)维(Wei)护(Hu)和(He)校(Xiao)准(Zhun)等(Deng)方(Fang)法(Fa),(?)可(Ke)以(Yi)确(Que)保(Bao)工(Gong)业(Ye)溶(Rong)氧(Yang)仪(Yi)的(De)测(Ce)量(Liang)精(Jing)度(Du)。(?)定(Ding)期(Qi)的(De)维(Wei)护(Hu)和(He)校(Xiao)准(Zhun)也(Ye)是(Shi)确(Que)保(Bao)仪(Yi)器(Qi)长(Chang)期(Qi)稳(Wen)定(Ding)运(Yun)行(Xing)的(De)重(Zhong)要(Yao)步(Bu)骤(Zhou)。(?)