½â£º£¨1£©£¨NH
4£©
2Fe£¨SO
4£©
2ºÍLiOHÈÜÒº·´Ó¦Éú³ÉFe£¨OH£©
2£¬Fe£¨OH£©
2Ò×±»ÑõÆøÑõ»¯£»ËùÒÔ²»Äܽ«Ö±½Ó»ìºÏ£»¹Ê´ð°¸Îª£ºFe
2+ÔÚ¼îÐÔÌõ¼þϸüÒ×±»Ñõ»¯£¨·²ºÏÀí´ð°¸¾ù¿É£©£»
¢Ú¸ù¾ÝÌâ¸øÐÅÏ¢£º£¨NH
4£©
2¡¢H
3PO
4ÓëLiOHÈÜÒº·¢Éú¹²³Áµí·´Ó¦Éú³ÉLiFePO
4¡¢NH
4HSO
4ºÍH
2O£¬·´Ó¦µÄ»¯Ñ§·½³ÌʽΪ£º£¨NH
4£©
2Fe£¨SO
4£©
2+LiOH+H
3PO
4=LiFePO
4+2NH
4HSO
4+H
2O£»¹Ê´ð°¸Îª£º£¨NH
4£©
2Fe£¨SO
4£©
2+LiOH+H
3PO
4=LiFePO
4¡ý+2NH
4HSO
4+H
2O£»
¢Û¸ßγÉÐÍÇ°£¬³£ÏòLiFePO
4ÖмÓÈëÉÙÁ¿»îÐÔÌ¿ºÚ£¬Æä×÷ÓóýÁË¿ÉÒÔ¸ÄÉƳÉÐͺóµÄLiFePO
4µÄµ¼µçÐÔÄÜÍ⣬»¹ÄÜÏûºÄ¿ÕÆøÖеÄÑõÆø£¬±£»¤Fe
2+£¬·ÀÖ¹Fe
2+±»Ñõ»¯£»¹Ê´ð°¸Îª£ºÓë¿ÕÆøÖÐO
2·´Ó¦£¬·ÀÖ¹LiFePO
4ÖеÄFe
2+±»Ñõ»¯£»
£¨2£©Õý¼«²ÄÁÏÊÔÑùÖ÷Òªº¬ÓÐLiCoO
2¼°ÉÙÁ¿Al¡¢FeµÈ£¬¼ÓÈëÏ¡H
2SO
4¡¢Na
2S
2O
3£¬S
2O
32-±»Ñõ»¯³ÉSO
42-£¬¾ßÓл¹ÔÐÔ£¬Õý¼«²ÄÁÏÖÐÖ»ÓÐLiCoO
2¾ßÓÐÑõ»¯ÐÔ£¬Óë·´Ó¦Na
2S
2O
3·´Ó¦Éú³ÉCoSO
4£¬·´Ó¦»¯Ñ§·½³ÌʽΪ£º8LiCoO
2+Na
2S
2O
3+11H
2SO
4=4Li
2SO
4+8CoSO
4+Na
2SO
4+11H
2O£»¹Ê´ð°¸Îª£º8LiCoO
2+Na
2S
2O
3+11H
2SO
4=4Li
2SO
4+8CoSO
4+Na
2SO
4+11H
2O£»
¢Ú¸ù¾ÝÖÊÁ¿Êغ㶨ÂÉ£¬Ôڱ仯¹ý³ÌÖУ¬CoµÄÖÊÁ¿Ã»Óб䣬¼ÙÉèÔʼ¹ÌÌåÖÊÁ¿Îª100g£¬Ôòn£¨Co£©=
mol£¬m£¨Co£©=100¡Á
g£»
ÔÚ1000¡æʱ£¬¹ÌÌåÖÊÁ¿²»Ôٱ仯£¬ËµÃ÷Co£¨OH£©
2ÍêÈ«·Ö½â£¬n£¨Cr£©£ºn£¨O£©=
£º[£¨80.65-100¡Á
£©¡Â16]=1£º1£¬Ê£Óà¹ÌÌå³É·ÖΪCoO£»
ÔÚ350-400¡æʱ£¬¹ÌÌåµÄÖÊÁ¿ÔÚ89.25%-86.38%Ö®¼ä£¬¿ÉÒÔͨ¹ý¼«µã½øÐзÖÎö£¬
ÔÚ290¡æ£¬n£¨Co£©£ºn£¨O£©=
£º[£¨89.25-100¡Á
£©¡Â16]=2£º3£¬Æ仯ѧʽΪCo
2O
3£»
ÔÚ500¡æn£¨Co£©£ºn£¨O£©=
£º[£¨86.38-100¡Á
£©¡Â16]=3£º4£¬Æ仯ѧʽΪCo
3O
4£»
ËùÒÔ¿ÉÒÔÈ·¶¨ÔÚ350-400¡æʱµÄ»¯Ñ§Ê½ÎªCo
2O
3ºÍCo
3O
4£¬¹Ê´ð°¸Îª£ºCoO£»Co
2O
3¡¢Co
3O
4£®
·ÖÎö£º£¨1£©¢Ù²»ÄÜÖ±½Ó»ìºÏµÄÔÒòÊÇFe
2+ÔÚ¼îÐÔÌõ¼þϸüÈÝÒ×±»Ñõ»¯£»
¢Ú¸ù¾ÝÌâ¸øµÄÐÅÏ¢£¬·¢ÉúµÄ·´Ó¦Îª£¨NH
4£©
2Fe£¨SO
4£©
2+LiOH+H
3PO
4=LiFePO
4+2NH
4HSO
4+H
2O£»
¢ÛÏûºÄ¿ÕÆøÖеÄO
2£¬±£»¤Fe
2+£¬·ÀÖ¹Fe
2+±»Ñõ»¯£»
£¨2£©¢Ùͨ¹ýÌâ¸øÐÅÏ¢¿ÉÖªLiCoO
2ÓëNa
2S
2O
3·¢ÉúÁËÑõ»¯»¹Ô·´Ó¦£¬·´Ó¦Îª8LiCoO
2+Na
2S
2O
3+11H
2SO
4=4LiSO
4+8CoSO
4+Na
2SO
4+11H
2O£»
¢Ú¸ù¾ÝÖÊÁ¿Êغ㶨ÂÉ£¬Ôڱ仯¹ý³ÌÖУ¬CoµÄÖÊÁ¿Ã»Óб䣬ͨ¹ýÌâ¸øÊý¾Ý¿´£¬ÔÚ1000¡æÊÇCo£¨OH£©
2ÍêÈ«·Ö½â£¬Ôò²úÎïCoO£»
ÔÚ350-400¡æʱ£¬¹ÌÌåµÄÖÊÁ¿ÔÚ89.25%-86.38%Ö®¼ä£¬¿ÉÒÔͨ¹ý¼«µã½øÐзÖÎö£¬
ÔÚ290¡æ£¬n£¨Cr£©£ºn£¨O£©=
£º[£¨89.25-100¡Á
£©¡Â16]=2£º3£¬Æ仯ѧʽΪCo
2O
3£»
ÔÚ500¡æn£¨Cr£©£ºn£¨O£©=100/93£º[£¨86.38-100¡Á
£©¡Â16]=3£º4Æ仯ѧʽΪCo
3O
4£¬
ËùÒÔ¿ÉÒÔÈ·¶¨ÔÚ350-400¡æʱµÄ»¯Ñ§Ê½ÎªCo
2O
3ºÍCo
3O
4£®
µãÆÀ£º±¾Ì⿼²ìµÄ֪ʶ±È½ÏÉ¢£¬Éæ¼°µ½ÄÜÔ´ÀûÓã¬ÎïÖÊÐÔÖÊ¡¢»¯¹¤Á÷³Ì·ÖÎö£¬Í¼±í·ÖÎö£¬¸²¸ÇÃæ±È½Ï¹ã£®