人(Ren)工(Gong)海(Hai)水(Shui)中(Zhong)游(You)离(Li)二(?)氧(Yang)化(Hua)碳(Tan)浓(Nong)度(Du)测(Ce)试(Shi)新(Xin)方(Fang)法(Fa)

海(Hai)水(Shui)中(Zhong)溶(Rong)解(Jie)二(?)氧(Yang)化(Hua)碳(Tan)的(De)浓(Nong)度(Du)影(Ying)响(Xiang)海(Hai)底(Di)生(Sheng)物(Wu)成(Cheng)因(Yin)矿(Kuang)物(Wu)的(De)形(Xing)成(Cheng)，(?)控(Kong)制(Zhi)海(Hai)洋(Yang)生(Sheng)物(Wu)的(De)发(Fa)育(Yu)和(He)演(Yan)化(Hua)，(?)是(Shi)海(Hai)洋(Yang)环(Huan)境(Jing)和(He)地(Di)质(Zhi)调(Diao)查(Cha)中(Zhong)最(Zui)重(Zhong)要(Yao)的(De)指(Zhi)标(Biao)之(Zhi)一(Yi)。(?)底(Di)层(Ceng)海(Hai)水(Shui)中(Zhong)游(You)离(Li)二(?)氧(Yang)化(Hua)碳(Tan)的(De)浓(Nong)度(Du)对(Dui)于(Yu)海(Hai)底(Di)矿(Kuang)产(Chan)勘(Kan)探(Tan)、(?)海(Hai)洋(Yang)环(Huan)境(Jing)监(Jian)测(Ce)、(?)海(Hai)底(Di)沉(Chen)积(Ji)物(Wu)中(Zhong)碳(Tan)循(Xun)环(Huan)乃(Nai)至(Zhi)全(Quan)球(Qiu)碳(Tan)循(Xun)环(Huan)的(De)研(Yan)究(Jiu)都(Du)具(Ju)有(You)重(Zhong)要(Yao)的(De)学(Xue)术(Shu)价(Jia)值(Zhi)。(?)采(Cai)用(Yong)滴(Di)定(Ding)法(Fa)测(Ce)定(Ding)该(Gai)指(Zhi)标(Biao)，(?)其(Qi)范(Fan)围(Wei)在(Zai) 4 mg/L 至(Zhi) 400 mg/L 之(Zhi)间(Jian)。(?)但(Dan)部(Bu)分(Fen)海(Hai)域(Yu)底(Di)部(Bu)海(Hai)水(Shui)游(You)离(Li)二(?)氧(Yang)化(Hua)碳(Tan)浓(Nong)度(Du)低(Di)于(Yu)此(Ci)范(Fan)围(Wei)，(?)因(Yin)此(Ci)滴(Di)定(Ding)可(Ke)能(Neng)不(Bu)合(He)适(Shi)。(?)一(Yi)种(Zhong)测(Ce)定(Ding)海(Hai)水(Shui)中(Zhong)游(You)离(Li)二(?)氧(Yang)化(Hua)碳(Tan)的(De)方(Fang)法(Fa)被(Bei)提(Ti)出(Chu)，(?)名(Ming)称(Cheng)为(Wei)DBS/Henry's Law。(?)DBS/亨(Heng)利(Li)定(Ding)律(Lu)间(Jian)接(Jie)测(Ce)定(Ding)海(Hai)水(Shui)中(Zhong)游(You)离(Li)二(?)氧(Yang)化(Hua)碳(Tan)的(De)含(Han)量(Liang)，(?)而(?)不(Bu)是(Shi)直(Zhi)接(Jie)用(Yong)试(Shi)剂(Ji)滴(Di)定(Ding)。(?)它(Ta)简(Jian)单(Dan)、(?)快(Kuai)速(Su)、(?)准(Zhun)确(Que)，(?)基(Ji)于(Yu)质(Zhi)量(Liang)守(Shou)恒(Heng)定(Ding)律(Lu)/亨(Heng)利(Li)定(Ding)律(Lu)和(He)CO₂溶(Rong)解(Jie)机(Ji)制(Zhi)。(?)这(Zhe)一(Yi)发(Fa)现(Xian)主(Zhu)要(Yao)为(Wei)海(Hai)水(Shui)中(Zhong)痕(Hen)量(Liang)游(You)离(Li)二(?)氧(Yang)化(Hua)碳(Tan)浓(Nong)度(Du)的(De)测(Ce)定(Ding)提(Ti)供(Gong)了(Liao)新(Xin)的(De)科(Ke)学(Xue)视(Shi)角(Jiao)。(?)

海(Hai)水(Shui)中(Zhong)二(?)氧(Yang)化(Hua)碳(Tan)的(De)溶(Rong)解(Jie)过(Guo)程(Cheng)复(Fu)杂(Za)，(?)不(Bu)仅(Jin)涉(She)及(Ji)气(Qi)体(Ti)溶(Rong)解(Jie)的(De)物(Wu)理(Li)变(Bian)化(Hua)，(?)还(Huan)包(Bao)括(Kuo)一(Yi)系(Xi)列(Lie)化(Hua)学(Xue)反(Fan)应(Ying)。(?)溶(Rong)解(Jie)的(De)二(?)氧(Yang)化(Hua)碳(Tan)在(Zai)海(Hai)水(Shui)中(Zhong)以(Yi)CO₂、(?)H₂CO₃、(?)HCO₃ 和(He) CO₃² 四(Si)种(Zhong)形(Xing)式(Shi)存(Cun)在(Zai)，(?)它(Ta)们(Men)的(De)浓(Nong)度(Du)总(Zong)和(He)即(Ji)为(Wei)总(Zong)二(?)氧(Yang)化(Hua)碳(Tan)（(?)TCO₂）(?)。(?)利(Li)用(Yong)差(Cha)平(Ping)衡(Heng)系(Xi)统(Tong)(D.B.S)和(He)亨(Heng)利(Li)定(Ding)律(Lu)(Henry’(?)s Law)来(Lai)间(Jian)接(Jie)测(Ce)定(Ding)海(Hai)水(Shui)中(Zhong)游(You)离(Li)二(?)氧(Yang)化(Hua)碳(Tan)的(De)浓(Nong)度(Du)。(?)通(Tong)过(Guo)测(Ce)定(Ding)封(Feng)闭(Bi)平(Ping)衡(Heng)系(Xi)统(Tong)中(Zhong)的(De)二(?)氧(Yang)化(Hua)碳(Tan)亨(Heng)利(Li)定(Ding)律(Lu)常(Chang)数(Shu)和(He)原(Yuan)始(Shi)系(Xi)统(Tong)中(Zhong)总(Zong)二(?)氧(Yang)化(Hua)碳(Tan)的(De)初(Chu)始(Shi)值(Zhi)，(?)计(Ji)算(Suan)液(Ye)相(Xiang)中(Zhong)的(De)游(You)离(Li)二(?)氧(Yang)化(Hua)碳(Tan)浓(Nong)度(Du)。(?)

实(Shi)验(Yan)包(Bao)括(Kuo)气(Qi)源(Yuan)、(?)真(Zhen)空(Kong)系(Xi)统(Tong)、(?)平(Ping)衡(Heng)系(Xi)统(Tong)和(He)分(Fen)析(Xi)单(Dan)元(Yuan)。(?)使(Shi)用(Yong)恒(Heng)温(Wen)振(Zhen)荡(Dang)器(Qi)和(He)校(Xiao)准(Zhun)标(Biao)准(Zhun)溶(Rong)液(Ye)制(Zhi)备(Bei)器(Qi)等(Deng)设(She)备(Bei)，(?)确(Que)保(Bao)实(Shi)验(Yan)条(Tiao)件(Jian)的(De)一(Yi)致(Zhi)性(Xing)。(?)实(Shi)验(Yan)设(She)计(Ji)过(Guo)程(Cheng)：(?)1、(?)气(Qi)源(Yuan) →(?) 2、(?)原(Yuan)液(Ye)桶(Tong) →(?) 3、(?)真(Zhen)空(Kong)系(Xi)统(Tong)-真(Zhen)空(Kong)泵(Beng) →(?) 4、(?)真(Zhen)空(Kong)系(Xi)统(Tong)-防(Fang)水(Shui)锥(Zhui)形(Xing)瓶(Ping) →(?) 5、(?)平(Ping)衡(Heng)系(Xi)统(Tong)-校(Xiao)准(Zhun)标(Biao)准(Zhun)溶(Rong)液(Ye)制(Zhi)备(Bei)器(Qi) →(?) 6-1、(?)平(Ping)衡(Heng)系(Xi)统(Tong)-恒(Heng)温(Wen)振(Zhen)荡(Dang)器(Qi) →(?) 6-2、(?)平(Ping)衡(Heng)系(Xi)统(Tong)-恒(Heng)温(Wen)振(Zhen)荡(Dang)器(Qi)控(Kong)制(Zhi)器(Qi) →(?) 7、(?)分(Fen)析(Xi)单(Dan)元(Yuan)—(?)二(?)氧(Yang)化(Hua)碳(Tan)分(Fen)析(Xi)仪(Yi)（(?)Picarro G2131-i）(?)8、(?)振(Zhen)荡(Dang)器(Qi)。(?)

 *实(Shi)验(Yan)设(She)计(Ji)过(Guo)程(Cheng)示(Shi)意(Yi)图(Tu)

气(Qi)源(Yuan) (①(?))：(?)实(Shi)验(Yan)系(Xi)统(Tong)的(De)气(Qi)体(Ti)来(Lai)源(Yuan)，(?)主(Zhu)要(Yao)包(Bao)括(Kuo)高(Gao)纯(Chun)度(Du)的(De)氩(Ya)气(Qi)和(He)二(?)氧(Yang)化(Hua)碳(Tan)标(Biao)准(Zhun)气(Qi)体(Ti)。(?)

储(Chu)液(Ye)桶(Tong) (②(?))：(?)用(Yong)于(Yu)准(Zhun)备(Bei)、(?)存(Cun)放(Fang)和(He)转(Zhuan)移(Yi)人(Ren)工(Gong)海(Hai)水(Shui)的(De)容(Rong)器(Qi)，(?)容(Rong)量(Liang)为(Wei)20升(Sheng)，(?)能(Neng)承(Cheng)受(Shou)高(Gao)达(Da)10大(Da)气(Qi)压(Ya)的(De)压(Ya)力(Li)。(?)

真(Zhen)空(Kong)系(Xi)统(Tong)：(?)

真(Zhen)空(Kong)泵(Beng) (③(?))：(?)用(Yong)于(Yu)抽(Chou)真(Zhen)空(Kong)，(?)使(Shi)系(Xi)统(Tong)达(Da)到(Dao)所(Suo)需(Xu)的(De)真(Zhen)空(Kong)度(Du)。(?)

防(Fang)水(Shui)锥(Zhui)形(Xing)瓶(Ping) (④(?))：(?)可(Ke)能(Neng)用(Yong)于(Yu)收(Shou)集(Ji)或(Huo)处(Chu)理(Li)气(Qi)体(Ti)，(?)通(Tong)常(Chang)在(Zai)真(Zhen)空(Kong)系(Xi)统(Tong)中(Zhong)使(Shi)用(Yong)。(?)

平(Ping)衡(Heng)系(Xi)统(Tong)：(?)

校(Xiao)准(Zhun)标(Biao)准(Zhun)溶(Rong)液(Ye)制(Zhi)备(Bei)器(Qi) (⑤(?))：(?)作(Zuo)为(Wei)封(Feng)闭(Bi)系(Xi)统(Tong)的(De)主(Zhu)要(Yao)部(Bu)分(Fen)，(?)是(Shi)气(Qi)体(Ti)和(He)液(Ye)体(Ti)共(Gong)存(Cun)的(De)空(Kong)间(Jian)，(?)通(Tong)过(Guo)控(Kong)制(Zhi)阀(Fa)和(He)管(Guan)线(Xian)与(Yu)传(Chuan)输(Shu)气(Qi)袋(Dai)连(Lian)接(Jie)，(?)用(Yong)于(Yu)在(Zai)系(Xi)统(Tong)内(Nei)实(Shi)现(Xian)等(Deng)压(Ya)条(Tiao)件(Jian)下(Xia)的(De)气(Qi)体(Ti)头(Tou)空(Kong)间(Jian)转(Zhuan)移(Yi)。(?)

恒(Heng)温(Wen)振(Zhen)荡(Dang)器(Qi) (⑥(?)-1)：(?)用(Yong)于(Yu)保(Bao)持(Chi)系(Xi)统(Tong)恒(Heng)温(Wen)并(Bing)促(Cu)进(Jin)气(Qi)液(Ye)充(Chong)分(Fen)混(Hun)合(He)，(?)可(Ke)以(Yi)快(Kuai)速(Su)达(Da)到(Dao)气(Qi)液(Ye)平(Ping)衡(Heng)状(Zhuang)态(Tai)，(?)最(Zui)多(Duo)可(Ke)同(Tong)时(Shi)容(Rong)纳(Na)四(Si)个(Ge)校(Xiao)准(Zhun)标(Biao)准(Zhun)溶(Rong)液(Ye)制(Zhi)备(Bei)器(Qi)。(?)

恒(Heng)温(Wen)振(Zhen)荡(Dang)器(Qi)控(Kong)制(Zhi)器(Qi) (⑥(?)-2)：(?)控(Kong)制(Zhi)恒(Heng)温(Wen)振(Zhen)荡(Dang)器(Qi)的(De)工(Gong)作(Zuo)，(?)包(Bao)括(Kuo)温(Wen)度(Du)和(He)振(Zhen)荡(Dang)频(Pin)率(Lu)等(Deng)。(?)

分(Fen)析(Xi)单(Dan)元(Yuan) (⑦(?))：(?)由(You)Picarro G2131-i分(Fen)析(Xi)仪(Yi)、(?)真(Zhen)空(Kong)泵(Beng)、(?)连(Lian)接(Jie)管(Guan)线(Xian)、(?)控(Kong)制(Zhi)阀(Fa)等(Deng)组(Zu)成(Cheng)。(?)通(Tong)过(Guo)将(Jiang)Picarro G2131-i分(Fen)析(Xi)仪(Yi)的(De)入(Ru)口(Kou)连(Lian)接(Jie)到(Dao)校(Xiao)准(Zhun)标(Biao)准(Zhun)溶(Rong)液(Ye)制(Zhi)备(Bei)器(Qi)的(De)气(Qi)体(Ti)出(Chu)口(Kou)，(?)可(Ke)以(Yi)实(Shi)时(Shi)测(Ce)定(Ding)头(Tou)空(Kong)间(Jian)气(Qi)体(Ti)中(Zhong)二(?)氧(Yang)化(Hua)碳(Tan)的(De)浓(Nong)度(Du)。(?)

振(Zhen)荡(Dang)器(Qi) (⑧(?))：(?)用(Yong)于(Yu)保(Bao)持(Chi)实(Shi)验(Yan)过(Guo)程(Cheng)中(Zhong)的(De)振(Zhen)荡(Dang)动(Dong)作(Zuo)。(?)

实(Shi)验(Yan)材(Cai)料(Liao)与(Yu)试(Shi)剂(Ji)：(?)使(Shi)用(Yong)实(Shi)验(Yan)室(Shi)配(Pei)制(Zhi)的(De)人(Ren)工(Gong)海(Hai)水(Shui)、(?)高(Gao)纯(Chun)度(Du)氩(Ya)气(Qi)和(He)二(?)氧(Yang)化(Hua)碳(Tan)标(Biao)准(Zhun)气(Qi)体(Ti)。(?)

实(Shi)验(Yan)测(Ce)定(Ding)了(Liao)不(Bu)同(Tong)温(Wen)度(Du)（(?)3-20°(?)C）(?)和(He)不(Bu)同(Tong)盐(Yan)度(Du)（(?)32、(?)33、(?)34和(He)35‰(?)）(?)条(Tiao)件(Jian)下(Xia)人(Ren)工(Gong)海(Hai)水(Shui)中(Zhong)二(?)氧(Yang)化(Hua)碳(Tan)的(De)亨(Heng)利(Li)定(Ding)律(Lu)常(Chang)数(Shu)。(?)展(Zhan)示(Shi)了(Liao)不(Bu)同(Tong)条(Tiao)件(Jian)下(Xia)的(De)亨(Heng)利(Li)定(Ding)律(Lu)常(Chang)数(Shu)值(Zhi)（(?)单(Dan)位(Wei)为(Wei)kPa）(?)。(?)详(Xiang)细(Xi)数(Shu)据(Ju)见(Jian)下(Xia)表(Biao)：(?)

该(Gai)方(Fang)法(Fa)可(Ke)以(Yi)作(Zuo)为(Wei)现(Xian)有(You)国(Guo)家(Jia)和(He)行(Xing)业(Ye)标(Biao)准(Zhun)方(Fang)法(Fa)的(De)补(Bu)充(Chong)，(?)具(Ju)有(You)广(Guang)泛(Fan)的(De)实(Shi)际(Ji)应(Ying)用(Yong)价(Jia)值(Zhi)。(?)

原(Yuan)文(Wen)链(Lian)接(Jie)：(?)