脱(Tuo)硫(Liu) 脱(Tuo)硝(Xiao)系(Xi)统(Tong)

详(Xiang)细(Xi)说(Shuo)明(Ming)：(?)

      在(Zai)湿(Shi)法(Fa)烟(Yan)气(Qi)脱(Tuo)硫(Liu)系(Xi)统(Tong)中(Zhong)，(?)碱(Jian)性(Xing)物(Wu)质(Zhi)(通(Tong)常(Chang)是(Shi)碱(Jian)溶(Rong)液(Ye)，(?)更(Geng)多(Duo)情(Qing)况(Kuang)是(Shi)碱(Jian)的(De)浆(Jiang)液(Ye))与(Yu)烟(Yan)道(Dao)气(Qi)在(Zai)喷(Pen)雾(Wu)塔(Ta)中(Zhong)相(Xiang)遇(Yu)。(?)烟(Yan)道(Dao)气(Qi)中(Zhong)SO2溶(Rong)解(Jie)在(Zai)水(Shui)中(Zhong)，(?)形(Xing)成(Cheng)一(Yi)种(Zhong)稀(Xi)酸(Suan)溶(Rong)液(Ye)，(?)然(Ran)后(Hou)与(Yu)溶(Rong)解(Jie)在(Zai)水(Shui)中(Zhong)的(De)碱(Jian)性(Xing)物(Wu)质(Zhi)发(Fa)生(Sheng)中(Zhong)和(He)反(Fan)应(Ying)。(?)反(Fan)应(Ying)生(Sheng)成(Cheng)的(De)亚(Ya)硫(Liu)酸(Suan)盐(Yan)和(He)硫(Liu)酸(Suan)盐(Yan)从(Cong)水(Shui)溶(Rong)液(Ye)中(Zhong)析(Xi)出(Chu)，(?)析(Xi)出(Chu)情(Qing)况(Kuang)取(Qu)决(Jue)于(Yu)溶(Rong)液(Ye)中(Zhong)存(Cun)在(Zai)的(De)不(Bu)同(Tong)盐(Yan)的(De)相(Xiang)对(Dui)溶(Rong)解(Jie)性(Xing)。(?)例(Li)如(Ru)，(?)硫(Liu)酸(Suan)钙(Gai)的(De)溶(Rong)解(Jie)性(Xing)相(Xiang)对(Dui)较(Jiao)差(Cha)，(?)因(Yin)而(?)易(Yi)于(Yu)析(Xi)出(Chu)。(?)硫(Liu)酸(Suan)纳(Na)和(He)硫(Liu)酸(Suan)铵(An)的(De)溶(Rong)解(Jie)性(Xing)则(Ze)好(Hao)得(De)多(Duo)。(?)SO2在(Zai)干(Gan)法(Fa)和(He)半(Ban)干(Gan)法(Fa)烟(Yan)道(Dao)气(Qi)脱(Tuo)硫(Liu)系(Xi)统(Tong)中(Zhong)，(?)固(Gu)体(Ti)碱(Jian)性(Xing)吸(Xi)收(Shou)剂(Ji)或(Huo)使(Shi)烟(Yan)气(Qi)穿(Chuan)过(Guo)碱(Jian)性(Xing)吸(Xi)收(Shou)剂(Ji)床(Chuang)喷(Pen)入(Ru)烟(Yan)道(Dao)气(Qi)流(Liu)中(Zhong)，(?)使(Shi)其(Qi)与(Yu)烟(Yan)道(Dao)气(Qi)相(Xiang)接(Jie)触(Chu)。(?)无(Wu)论(Lun)哪(Na)种(Zhong)情(Qing)况(Kuang)，(?)SO2都(Du)是(Shi)与(Yu)固(Gu)体(Ti)碱(Jian)性(Xing)物(Wu)质(Zhi)直(Zhi)接(Jie)反(Fan)应(Ying)，(?)生(Sheng)成(Cheng)相(Xiang)应(Ying)的(De)亚(Ya)硫(Liu)酸(Suan)盐(Yan)和(He)硫(Liu)酸(Suan)盐(Yan)。(?)为(Wei)了(Liao)使(Shi)这(Zhe)种(Zhong)反(Fan)应(Ying)能(Neng)够(Gou)进(Jin)行(Xing)，(?)固(Gu)体(Ti)碱(Jian)性(Xing)物(Wu)质(Zhi)必(Bi)须(Xu)是(Shi)十(Shi)分(Fen)疏(Shu)松(Song)或(Huo)相(Xiang)当(Dang)细(Xi)碎(Sui)。(?)在(Zai)半(Ban)干(Gan)法(Fa)烟(Yan)道(Dao)气(Qi)脱(Tuo)硫(Liu)系(Xi)统(Tong)中(Zhong)，(?)水(Shui)被(Bei)加(Jia)入(Ru)到(Dao)烟(Yan)道(Dao)气(Qi)中(Zhong)，(?)以(Yi)在(Zai)碱(Jian)性(Xing)物(Wu)质(Zhi)颗(Ke)粒(Li)物(Wu)表(Biao)面(Mian)形(Xing)成(Cheng)一(Yi)层(Ceng)液(Ye)膜(Mo)，(?)SO2溶(Rong)入(Ru)液(Ye)膜(Mo)，(?)加(Jia)速(Su)了(Liao)与(Yu)固(Gu)体(Ti)碱(Jian)性(Xing)物(Wu)质(Zhi)的(De)反(Fan)应(Ying)。(?)

      化(Hua)学(Xue)原(Yuan)理(Li)：(?)烟(Yan)气(Qi)中(Zhong)的(De)duSO2 实(Shi)质(Zhi)上(Shang)是(Shi)酸(Suan)性(Xing)的(De)，(?)可(Ke)以(Yi)通(Tong)过(Guo)与(Yu)适(Shi)zhi当(Dang)的(De)碱(Jian)性(Xing)物(Wu)质(Zhi)反(Fan)应(Ying)从(Cong)烟(Yan)dao气(Qi)中(Zhong)脱(Tuo)除(Chu)SO2。(?)烟(Yan)道(Dao)气(Qi)脱(Tuo)最(Zui)常(Chang)用(Yong)的(De)碱(Jian)性(Xing)物(Wu)质(Zhi)是(Shi)石(Shi)灰(Hui)石(Shi)(碳(Tan)酸(Suan)钙(Gai))、(?)生(Sheng)石(Shi)灰(Hui)(氧(Yang)化(Hua)钙(Gai)，(?)Cao)和(He)熟(Shu)石(Shi)灰(Hui)(氢(Qing)氧(Yang)化(Hua)钙(Gai))。(?)石(Shi)灰(Hui)石(Shi)产(Chan)量(Liang)丰(Feng)富(Fu)，(?)因(Yin)而(?)相(Xiang)对(Dui)便(Bian)宜(Yi)，(?)生(Sheng)石(Shi)灰(Hui)和(He)熟(Shu)石(Shi)灰(Hui)都(Du)是(Shi)由(You)石(Shi)灰(Hui)石(Shi)通(Tong)过(Guo)加(Jia)热(Re)来(Lai)制(Zhi)取(Qu)。(?)有(You)时(Shi)也(Ye)用(Yong)碳(Tan)酸(Suan)纳(Na)(纯(Chun)碱(Jian))、(?)碳(Tan)酸(Suan)镁(Mei)和(He)氨(An)等(Deng)其(Qi)它(Ta)碱(Jian)性(Xing)物(Wu)质(Zhi)。(?)所(Suo)用(Yong)的(De)碱(Jian)性(Xing)物(Wu)质(Zhi)与(Yu)烟(Yan)道(Dao)气(Qi)中(Zhong)的(De)SO2发(Fa)生(Sheng)反(Fan)应(Ying)，(?)产(Chan)生(Sheng)了(Liao)一(Yi)种(Zhong)亚(Ya)硫(Liu)酸(Suan)盐(Yan)和(He)硫(Liu)酸(Suan)盐(Yan)的(De)混(Hun)合(He)物(Wu)(根(Gen)据(Ju)所(Suo)用(Yong)的(De)碱(Jian)性(Xing)物(Wu)质(Zhi)不(Bu)同(Tong)，(?)这(Zhe)些(Xie)盐(Yan)可(Ke)能(Neng)是(Shi)钙(Gai)盐(Yan)、(?)钠(Na)盐(Yan)、(?)镁(Mei)盐(Yan)或(Huo)铵(An)盐(Yan))。(?)亚(Ya)硫(Liu)酸(Suan)盐(Yan)和(He)硫(Liu)酸(Suan)盐(Yan)间(Jian)的(De)比(Bi)率(Lu)取(Qu)决(Jue)于(Yu)工(Gong)艺(Yi)条(Tiao)件(Jian)，(?)在(Zai)某(Mou)些(Xie)工(Gong)艺(Yi)中(Zhong)，(?)所(Suo)有(You)亚(Ya)硫(Liu)酸(Suan)盐(Yan)都(Du)转(Zhuan)化(Hua)成(Cheng)了(Liao)硫(Liu)酸(Suan)盐(Yan)。(?)SO2与(Yu)碱(Jian)性(Xing)物(Wu)质(Zhi)间(Jian)的(De)反(Fan)应(Ying)或(Huo)在(Zai)碱(Jian)溶(Rong)液(Ye)中(Zhong)发(Fa)生(Sheng)(湿(Shi)法(Fa)烟(Yan)道(Dao)气(Qi)脱(Tuo)硫(Liu)技(Ji)术(Shu))，(?)或(Huo)在(Zai)固(Gu)体(Ti)碱(Jian)性(Xing)物(Wu)质(Zhi)的(De)湿(Shi)润(Run)表(Biao)面(Mian)发(Fa)生(Sheng)(干(Gan)法(Fa)或(Huo)半(Ban)干(Gan)法(Fa)烟(Yan)道(Dao)气(Qi)脱(Tuo)硫(Liu)技(Ji)术(Shu))。(?)

        在(Zai)目(Mu)前(Qian)已(Yi)有(You)的(De)烟(Yan)气(Qi)脱(Tuo)硫(Liu)脱(Tuo)硝(Xiao)系(Xi)统(Tong)设(She)备(Bei)的(De)基(Ji)础(Chu)上(Shang),继(Ji)承(Cheng)其(Qi)优(You)势(Shi)之(Zhi)处(Chu),总(Zong)结(Jie)其(Qi)不(Bu)足(Zu),并(Bing)结(Jie)合(He)了(Liao)当(Dang)今(Jin)先(Xian)进(Jin)的(De)烟(Yan)气(Qi)检(Jian)测(Ce)技(Ji)术(Shu)、(?)数(Shu)据(Ju)组(Zu)网(Wang)通(Tong)讯(Xun)及(Ji)信(Xin)息(Xi)处(Chu)理(Li)技(Ji)术(Shu)、(?)自(Zi)动(Dong)化(Hua)控(Kong)制(Zhi)技(Ji)术(Shu),利(Li)用(Yong)软(Ruan)硬(Ying)件(Jian)相(Xiang)结(Jie)合(He)的(De)方(Fang)法(Fa)进(Jin)行(Xing)方(Fang)案(An)设(She)计(Ji),在(Zai)保(Bao)证(Zheng)控(Kong)制(Zhi)精(Jing)度(Du)及(Ji)功(Gong)能(Neng)的(De)基(Ji)础(Chu)上(Shang)降(Jiang)低(Di)成(Cheng)本(Ben),从(Cong)而(?)设(She)计(Ji)出(Chu)一(Yi)套(Tao)利(Li)用(Yong)PLC作(Zuo)为(Wei)核(He)心(Xin)控(Kong)制(Zhi)器(Qi)的(De)自(Zi)动(Dong)化(Hua)程(Cheng)度(Du)较(Jiao)高(Gao)的(De)控(Kong)制(Zhi)系(Xi)统(Tong)。(?)

       公(Gong)司(Si)在(Zai)环(Huan)保(Bao)行(Xing)业(Ye)的(De)自(Zi)控(Kong)系(Xi)统(Tong)，(?)包(Bao)括(Kuo)水(Shui)处(Chu)理(Li)自(Zi)控(Kong)系(Xi)统(Tong)，(?)烟(Yan)气(Qi)处(Chu)理(Li)自(Zi)控(Kong)系(Xi)统(Tong)，(?)余(Yu)热(Re)回(Hui)收(Shou)利(Li)用(Yong)自(Zi)控(Kong)系(Xi)统(Tong)等(Deng)等(Deng)方(Fang)面(Mian)，(?)有(You)着(Zhuo)丰(Feng)富(Fu)的(De)经(Jing)验(Yan)。(?)在(Zai)西(Xi)门(Men)子(Zi)PLC系(Xi)统(Tong)，(?)ABBPLC控(Kong)制(Zhi)系(Xi)统(Tong)，(?)DCS系(Xi)统(Tong)，(?)简(Jian)易(Yi)PLC加(Jia)上(Shang)位(Wei)机(Ji)监(Jian)控(Kong)系(Xi)统(Tong)以(Yi)及(Ji)变(Bian)频(Pin)器(Qi)控(Kong)制(Zhi)系(Xi)统(Tong)上(Shang)有(You)着(Zhuo)强(Qiang)力(Li)的(De)技(Ji)术(Shu)实(Shi)力(Li)。(?)