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pH值对发酵罐的影响及其控制

作者:发酵罐 时间:2018-03-23 09:54
发酵罐内的pH随着微生物活动而不断变化,为提供菌体适宜的生长或产物积累的pH值,需要对发酵生产过程各阶段的pH值实施控监控,改变温度,以控制微生物代谢速度;改变罐压及通气量,降低CO2的溶解量;改变加油或加糖量等,调节有机酸的积累量等 信息摘要:
在 发酵 过程中, 发酵罐 内的pH随着微生物活动而不断变化,为提供菌体适宜的生长或产物积累的pH值,需要对发酵生产过程各阶段的pH值实施控监控,实际生产中,从以下几个方面进行: (1)调整培养基组分: 适当调整C/N比,使

pH值对发酵罐的影响及其控制

①FENPIFAJIAOFA.CIFASHIZHICIXINGDIXIANGBUXIUGANGFAJIAOGUANZHONGTOURUPEIYANGYE,FAJIAOWANBIHOU,YOUCIXINGDIFANGCHUYUANLIAODEFAJIAOFANGFA.FANGLIAOHOUZAIZHONGFUTOULIAO、MIEJUN、JIEZHONG、FAJIAODENGGUOCHENG.ZAIZHEIGUOCHENGZHONG,JUNZHONGDESHENGZHANGKEFENWEIDIAOZHENGQI、DUISHUQI、WENDINGQIHESHUAIWANGQISIGESHIQI.

水果拉霸多人版 ②FENPIBULIAOFAJIAOFA.CIFASHIZHIZAIFENPIFAJIAOZHONG,JIANXIEHUOLIANXUBUJIAXINXIANPEIYANGJIDEFAJIAOFANGFA.SUOBUDEYUANLIAOKEYISHIQUANLIAO,YEKEYISHIDANYUAN、TANYUANDENG,MUDESHIYANZHANGDAIXIECHANWUDEHECHENGSHIJIANDENG.YONGZHEIZHONGFANGFASHENGCHANQINGMEISU,SHISHENGCHANXIAOLVTIGAOLE20%.

③LIANXUFAJIAOFA.CIFASHIZHIXIANGFAJIAOGUANLIANXUJIARUPEIYANGYEDETONGSHI,LIANXUFANGCHULAOPEIYANGYEDEFAJIAOFANGFA.QIYOUDIANSHISHEBEILIYONGLVGAO、CHANPINZHILIANGWENDING,BIANYUZIDONGKONGZHIDENG,QUEDIANSHIRONGYIWURANZAJUN.ZHEIZHONGJISHUYIYONGYUSHENGCHANJIAOMUJUNJUNTI、YICHUN、RUSUAN、BINGTONG?DINGCHUN,YIJISHIYOUTUOLA、WUSHUICHULIDENG.

 

pH值对发酵罐的影响及其控制

发酵过程中,发酵罐水果拉霸多人版内的pH随着微生物活动而不断变化,为提供菌体适宜的生长或产物积累的pH值,需要对发酵生产过程各阶段的pH值实施控监控,实际生产中,从以下几个方面进行:

(1)DIAOZHENGPEIYANGJIZUFEN:

SHIDANGDIAOZHENGC/NBI,SHIYANLEIYUTANYUANPEIBIPINGHENG,BANQINGKUANG,C/NGAOSHI(ZHENJUNPEIYANGJI),pHJIANGDI;C/NDISHI(BANXIJUN),JINGGUOFAJIAOHOU,pHSHANGSHENG;HAIYOUJICHULIAOZHONGRUOHANYOUYUMIJIANG,pHCHENGSUANXING,BIXUDIAOJIEpH。RUOYAOKONGZHIXIAOHOUpHZAI6.0,XIAOQIANpHWANGWANGYAODIAODAO6.5—6.8

水果拉霸多人版 (2)ZAIJICHULIAOZHONGJIARUWEICHIpHDEWUZHI:

①添加CaCO3:当用NH4+盐作为氮源时,可在培养基中加入CaCO3,不锈钢储罐水果拉霸多人版,用于中和NH4+被吸收后剩余的酸.

②ANSHUILIUJIAFA:ANSHUIKEYIZHONGHEFAJIAOZHONGCHANSHENGDESUAN,QIENH4+KEZUOWEIDANYUAN,GONGJIJUNTIYINGYANG.TONGANBANSHISHIYASUOANQIHUOGONGYEYONGANSHUI(NONGDU20%ZUOYOU),CAIYONGSHAOLIANGJIANXIETIANJIAHUOLIANXUZIDONGLIUJIA,KEBICIJIARUGUODUOZAOCHENGJUBUPIANJIAN。ANYIHETONGFANYINGCHANSHENGDUXINGWUZHI,DUIFAJIAOCHANSHENGYINGXIANG,GUXUBISHIYONGTONGZHIDETONGANSHEBEI。

③NIAOSULIUJIAFA:WEIJINGCHANGDUOYONG,NIAOSUXIANBEIJUNTINIAOMEIFENJIECHENGAN,ANJINRUFAJIAOYE,SHIpHSHANGSHENG,DANGNH4+BEIJUNTIZUOWEIDANYUANXIAOHAOBINGXINGCHENGYOUJISUANSHI,FAJIAOYEpHXIAJIANG,ZHEISHISUIZHENIAOSUDEBUJIA,ANJINRUFAJIAOYE,YOUSHIFAJIAOYEpHSHANGSHENGJIBUCHONGDANYUAN,RUCIXUNHUAN,ZHIZHIFAJIAOYEZHONGTANYUANHAOJIN,WANCHENGFAJIAO。

(3)TONGGUOBULIAODIAOpH:

ZAIFAJIAOGUOCHENGZHONGGENJUTANGDANXIAOHAOXUYAOJINXINGBULIAO。ZAIBULIAOYUDIAOpHMEIYOUMAODUNSHICAIYONGBULIAODIAOpHRUDIAOJIEBUTANGSULVLAIDIAOJIEpH、DANGNH2-NDIERpHDISHIBUANSHUI、DANGNH2-NDIQIEpHGAOSHIBU(NH4)2SO4DENG;DANGBULIAOYUDIAOpHFASHENGMAODUNSHI,JIASUANJIANDIAOpH。

水果拉霸多人版 ANJISUANFAJIAOCHANGYONGCIFA。ZHEIZHONGFANGFAJIKEYIDADAOWENDINGpHZHIDEMUDE,YOUKEYIBUDUANBUCHONGYINGYANGWUZHI,TEBIESHINENGCHANSHENGZUEZUOYONGDEWUZHI。SHAOLIANGDUOCIBUJIAHAIKEJIECHUDUICHANWUHECHENGDEZUEZUOYONG,TIGAOCHANWUCHANLIANG。YEJIUSHISHUO,CAIYONGBULIAODEFANGFA,KEYITONGSHISHIXIANBUCHONGYINGYANG、YANZHANGFAJIAOZHOUQI、DIAOJIEpHZHIHEPEIYANGYEDETEXING(RUJUNNONGDENG)DENGJIGEMUDE。

水果拉霸多人版 (4)YINGJICUOSHI:

BIYAODESHIHOUCAIQUYINGJICUOSHI。RUGAIBIANJIAOBANZHUANSUHUOTONGQILIANG,YIGAIBIANRONGJIEYANGNONGDU,KONGZHIYOUJISUANDEJILEILIANGJIQIDAIXIESUDU;GAIBIANWENDU,YIKONGZHIWEISHENGWUDAIXIESUDU;GAIBIANGUANYAJITONGQILIANG,JIANGDICO2DERONGJIELIANG;GAIBIANJIAYOUHUOJIATANGLIANGDENG,DIAOJIEYOUJISUANDEJILEILIANGDENG。

RUNINXIANGLEJIEGENGDUOGUANYUBUXIUGANGFAJIAOGUANJIpHZHIDUIFAJIAOGUANDEYINGXIANGJIQIKONGZHIDEXIANGGUANZHISHI,HUANYINGDENGLUhttp://bozob.comCHAKANGENGDUOXINXI!

文章标题:pH值对发酵罐的影响及其控制

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