![\"\"](\"http:\/\/sunnysolar.vn\/wp-content\/uploads\/2026\/06\/PID-voi-he-thong-PV.jpeg\")
<\/h2>\n<\/h2>\nHi\u1ec7n t\u01b0\u1ee3ng PID trong t\u1ea5m pin n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi<\/strong> l\u00e0 m\u1ed9t trong nh\u1eefng nguy\u00ean nh\u00e2n g\u00e2y suy gi\u1ea3m hi\u1ec7u su\u1ea5t nghi\u00eam tr\u1ecdng \u1edf h\u1ec7 th\u1ed1ng \u0111i\u1ec7n m\u1eb7t tr\u1eddi. PID l\u00e0 vi\u1ebft t\u1eaft c\u1ee7a Potential Induced Degradation<\/strong>, ngh\u0129a l\u00e0 suy gi\u1ea3m hi\u1ec7u su\u1ea5t do ch\u00eanh l\u1ec7ch \u0111i\u1ec7n th\u1ebf.<\/p>\n Hi\u1ec7n t\u01b0\u1ee3ng n\u00e0y \u1ea3nh h\u01b0\u1edfng tr\u1ef1c ti\u1ebfp \u0111\u1ebfn \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh, s\u1ea3n l\u01b0\u1ee3ng \u0111i\u1ec7n v\u00e0 tu\u1ed5i th\u1ecd l\u00e2u d\u00e0i c\u1ee7a t\u1ea5m quang \u0111i\u1ec7n. N\u1ebfu kh\u00f4ng ph\u00e1t hi\u1ec7n v\u00e0 x\u1eed l\u00fd \u0111\u00fang c\u00e1ch, h\u1ec7 th\u1ed1ng PV c\u00f3 th\u1ec3 m\u1ea5t s\u1ea3n l\u01b0\u1ee3ng, gi\u1ea3m hi\u1ec7u qu\u1ea3 \u0111\u1ea7u t\u01b0 v\u00e0 t\u0103ng chi ph\u00ed v\u1eadn h\u00e0nh.<\/p>\n Theo ph\u00e2n t\u00edch k\u1ef9 thu\u1eadt t\u1eeb Solis, PID c\u00f3 th\u1ec3 xu\u1ea5t hi\u1ec7n tr\u00ean c\u1ea3 t\u1ea5m pin lo\u1ea1i P v\u00e0 lo\u1ea1i N. M\u1ed7i lo\u1ea1i t\u1ea5m pin c\u00f3 c\u01a1 ch\u1ebf suy gi\u1ea3m kh\u00e1c nhau \u1edf m\u1eb7t tr\u01b0\u1edbc v\u00e0 m\u1eb7t sau, nh\u01b0ng nguy\u00ean nh\u00e2n c\u1ed1t l\u00f5i v\u1eabn li\u00ean quan \u0111\u1ebfn d\u00f2ng r\u00f2, \u0111i\u1ec7n \u00e1p h\u1ec7 th\u1ed1ng cao, h\u01a1i \u1ea9m v\u00e0 s\u1ef1 d\u1ecbch chuy\u1ec3n ion trong v\u1eadt li\u1ec7u t\u1ea5m pin.<\/p>\n PID l\u00e0 hi\u1ec7n t\u01b0\u1ee3ng t\u1ea5m pin b\u1ecb suy gi\u1ea3m c\u00f4ng su\u1ea5t do ch\u00eanh l\u1ec7ch \u0111i\u1ec7n th\u1ebf gi\u1eefa t\u1ebf b\u00e0o quang \u0111i\u1ec7n v\u00e0 khung kim lo\u1ea1i n\u1ed1i \u0111\u1ea5t. Khi h\u1ec7 th\u1ed1ng v\u1eadn h\u00e0nh \u1edf \u0111i\u1ec7n \u00e1p cao trong th\u1eddi gian d\u00e0i, d\u00f2ng r\u00f2 c\u00f3 th\u1ec3 xu\u1ea5t hi\u1ec7n gi\u1eefa cell pin, k\u00ednh, l\u1edbp EVA v\u00e0 khung nh\u00f4m.<\/p>\n Trong \u0111i\u1ec1u ki\u1ec7n \u0111\u1ed9 \u1ea9m cao, h\u01a1i n\u01b0\u1edbc c\u00f3 th\u1ec3 x\u00e2m nh\u1eadp v\u00e0o t\u1ea5m pin. C\u00e1c ph\u1ea3n \u1ee9ng li\u00ean quan \u0111\u1ebfn k\u00ednh, m\u00e0ng EVA v\u00e0 h\u01a1i n\u01b0\u1edbc t\u1ea1o ra ion natri, k\u00fd hi\u1ec7u l\u00e0 Na+<\/strong>. D\u01b0\u1edbi t\u00e1c \u0111\u1ed9ng c\u1ee7a \u0111i\u1ec7n tr\u01b0\u1eddng, c\u00e1c ion n\u00e0y d\u1ecbch chuy\u1ec3n v\u00e0 t\u00edch t\u1ee5 t\u1ea1i b\u1ec1 m\u1eb7t cell pin ho\u1eb7c \u0111i qua v\u00f9ng ti\u1ebfp gi\u00e1p PN.<\/p>\n K\u1ebft qu\u1ea3 l\u00e0:<\/p>\n PID kh\u00f4ng ph\u1ea3i l\u00e0 l\u1ed7i d\u1ec5 th\u1ea5y b\u1eb1ng m\u1eaft th\u01b0\u1eddng trong giai \u0111o\u1ea1n \u0111\u1ea7u. H\u1ec7 th\u1ed1ng v\u1eabn c\u00f3 th\u1ec3 v\u1eadn h\u00e0nh, nh\u01b0ng s\u1ea3n l\u01b0\u1ee3ng \u0111i\u1ec7n gi\u1ea3m d\u1ea7n theo th\u1eddi gian.<\/p>\n Hi\u1ec7n t\u01b0\u1ee3ng PID g\u00e2y ra nhi\u1ec1u r\u1ee7i ro:<\/p>\n V\u1edbi c\u00e1c h\u1ec7 th\u1ed1ng c\u00f4ng su\u1ea5t l\u1edbn, ch\u1ec9 c\u1ea7n suy gi\u1ea3m v\u00e0i ph\u1ea7n tr\u0103m s\u1ea3n l\u01b0\u1ee3ng c\u0169ng c\u00f3 th\u1ec3 t\u1ea1o ra kho\u1ea3n t\u1ed5n th\u1ea5t \u0111\u00e1ng k\u1ec3 trong su\u1ed1t v\u00f2ng \u0111\u1eddi d\u1ef1 \u00e1n.<\/p>\n D\u00f2ng r\u00f2 xu\u1ea5t hi\u1ec7n khi kh\u1ea3 n\u0103ng c\u00e1ch \u0111i\u1ec7n c\u1ee7a t\u1ea5m pin k\u00e9m ho\u1eb7c m\u00f4i tr\u01b0\u1eddng v\u1eadn h\u00e0nh c\u00f3 \u0111\u1ed9 \u1ea9m cao. Trong \u0111i\u1ec1u ki\u1ec7n \u1ea9m, h\u01a1i n\u01b0\u1edbc c\u00f3 th\u1ec3 th\u00e2m nh\u1eadp v\u00e0o c\u1ea5u tr\u00fac module.<\/p>\n Khi h\u01a1i n\u01b0\u1edbc ph\u1ea3n \u1ee9ng v\u1edbi k\u00ednh v\u00e0 m\u00e0ng EVA, ion Na+ c\u00f3 th\u1ec3 h\u00ecnh th\u00e0nh. D\u01b0\u1edbi t\u00e1c \u0111\u1ed9ng c\u1ee7a \u0111i\u1ec7n tr\u01b0\u1eddng, Na+ d\u1ecbch chuy\u1ec3n v\u1ec1 ph\u00eda cell pin. Qu\u00e1 tr\u00ecnh n\u00e0y l\u00e0m ph\u00e1 v\u1ee1 tr\u1ea1ng th\u00e1i \u1ed5n \u0111\u1ecbnh c\u1ee7a v\u1eadt li\u1ec7u b\u00e1n d\u1eabn v\u00e0 g\u00e2y suy gi\u1ea3m hi\u1ec7u su\u1ea5t.<\/p>\n Trong h\u1ec7 th\u1ed1ng \u0111i\u1ec7n m\u1eb7t tr\u1eddi, \u0111i\u1ec7n \u00e1p chu\u1ed7i PV c\u00f3 th\u1ec3 \u0111\u1ea1t m\u1ee9c cao. Nhi\u1ec1u h\u1ec7 th\u1ed1ng c\u00f3 \u0111i\u1ec7n \u00e1p m\u1ea1ch h\u1edf kho\u1ea3ng 1.000 V, trong khi \u0111i\u1ec7n \u00e1p v\u1eadn h\u00e0nh c\u00f3 th\u1ec3 quanh m\u1ee9c 800 V.<\/p>\n Khung nh\u00f4m c\u1ee7a t\u1ea5m pin th\u01b0\u1eddng \u0111\u01b0\u1ee3c n\u1ed1i \u0111\u1ea5t \u0111\u1ec3 b\u1ea3o v\u1ec7 an to\u00e0n v\u00e0 ch\u1ed1ng s\u00e9t. S\u1ef1 ch\u00eanh l\u1ec7ch \u0111i\u1ec7n th\u1ebf gi\u1eefa chu\u1ed7i pin v\u00e0 khung kim lo\u1ea1i n\u1ed1i \u0111\u1ea5t t\u1ea1o ra m\u00f4i tr\u01b0\u1eddng thu\u1eadn l\u1ee3i cho PID.<\/p>\n Khi \u0111\u1ed9 l\u1ec7ch \u0111i\u1ec7n \u00e1p c\u00e0ng l\u1edbn, nguy c\u01a1 PID c\u00e0ng cao. Nh\u1eefng t\u1ea5m pin n\u1eb1m g\u1ea7n c\u1ef1c \u00e2m c\u1ee7a chu\u1ed7i th\u01b0\u1eddng ch\u1ecbu \u1ea3nh h\u01b0\u1edfng r\u00f5 h\u01a1n trong m\u1ed9t s\u1ed1 c\u1ea5u h\u00ecnh h\u1ec7 th\u1ed1ng.<\/p>\n PID d\u1ec5 x\u1ea3y ra h\u01a1n trong m\u00f4i tr\u01b0\u1eddng n\u00f3ng \u1ea9m. \u0110\u00e2y l\u00e0 \u0111i\u1ec1u ki\u1ec7n th\u01b0\u1eddng g\u1eb7p t\u1ea1i Vi\u1ec7t Nam, nh\u1ea5t l\u00e0 khu v\u1ef1c ven bi\u1ec3n, mi\u1ec1n Nam, T\u00e2y Nguy\u00ean, nh\u00e0 x\u01b0\u1edfng c\u00f3 m\u00e1i t\u00f4n n\u00f3ng ho\u1eb7c khu v\u1ef1c c\u00f3 \u0111\u1ed9 \u1ea9m cao quanh n\u0103m.<\/p>\n Nhi\u1ec7t \u0111\u1ed9 cao l\u00e0m t\u0103ng t\u1ed1c ph\u1ea3n \u1ee9ng v\u1eadt li\u1ec7u. \u0110\u1ed9 \u1ea9m l\u00e0m t\u0103ng nguy c\u01a1 d\u00f2ng r\u00f2. Khi hai y\u1ebfu t\u1ed1 n\u00e0y k\u1ebft h\u1ee3p v\u1edbi \u0111i\u1ec7n \u00e1p h\u1ec7 th\u1ed1ng cao, hi\u1ec7n t\u01b0\u1ee3ng PID c\u00f3 th\u1ec3 di\u1ec5n ra nhanh h\u01a1n.<\/p>\n Trong t\u1ea5m pin n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi, PID c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c chia th\u00e0nh nhi\u1ec1u d\u1ea1ng. Ba d\u1ea1ng th\u01b0\u1eddng \u0111\u01b0\u1ee3c nh\u1eafc \u0111\u1ebfn g\u1ed3m:<\/p>\n M\u1ed7i lo\u1ea1i PID c\u00f3 c\u01a1 ch\u1ebf kh\u00e1c nhau, nh\u01b0ng \u0111\u1ec1u l\u00e0m gi\u1ea3m hi\u1ec7u su\u1ea5t chuy\u1ec3n \u0111\u1ed5i quang \u0111i\u1ec7n.<\/p>\n T\u1ea5m pin lo\u1ea1i P, \u0111\u1eb7c bi\u1ec7t l\u00e0 t\u1ea5m k\u00ednh \u0111\u00f4i hai m\u1eb7t PERC, c\u00f3 th\u1ec3 xu\u1ea5t hi\u1ec7n nhi\u1ec1u d\u1ea1ng PID \u1edf m\u1eb7t tr\u01b0\u1edbc v\u00e0 m\u1eb7t sau.<\/p>\n V\u1edbi t\u1ea5m pin k\u00ednh \u0111\u00f4i hai m\u1eb7t lo\u1ea1i P:<\/p>\n Do y\u00eau c\u1ea7u ch\u1ed1ng s\u00e9t v\u00e0 n\u1ed1i \u0111\u1ea5t, khung t\u1ea5m pin \u0111\u01b0\u1ee3c n\u1ed1i \u0111\u1ea5t. Khi c\u00f3 \u0111\u1ed9 l\u1ec7ch \u0111i\u1ec7n \u00e1p \u00e2m gi\u1eefa cell pin v\u00e0 khung, vi\u1ec1n kim lo\u1ea1i c\u00f3 xu h\u01b0\u1edbng mang \u0111i\u1ec7n th\u1ebf d\u01b0\u01a1ng t\u01b0\u01a1ng \u0111\u1ed1i. L\u00fac n\u00e0y, ion Na+ trong k\u00ednh m\u1eb7t tr\u01b0\u1edbc d\u1ecbch chuy\u1ec3n v\u00e0 t\u00edch t\u1ee5 tr\u00ean b\u1ec1 m\u1eb7t cell.<\/p>\n M\u1ed9t ph\u1ea7n Na+ c\u00f3 th\u1ec3 khu\u1ebfch t\u00e1n v\u00e0o tinh th\u1ec3 silicon, \u0111i qua v\u00f9ng ti\u1ebfp gi\u00e1p PN v\u00e0 t\u1ea1o ra k\u00eanh d\u00f2ng r\u00f2. \u0110\u00e2y l\u00e0 c\u01a1 ch\u1ebf d\u1eabn \u0111\u1ebfn PID-s.<\/p>\n \u1ede m\u1eb7t sau, Na+ c\u00f3 th\u1ec3 t\u1eadp trung th\u00e0nh l\u1edbp m\u00e0ng tr\u00ean b\u1ec1 m\u1eb7t cell. L\u1edbp n\u00e0y thu h\u00fat electron v\u00e0 l\u00e0m suy gi\u1ea3m t\u00e1c d\u1ee5ng c\u1ee7a l\u1edbp th\u1ee5 \u0111\u1ed9ng v\u1ed1n c\u00f3 \u0111i\u1ec7n t\u00edch \u00e2m. \u0110i\u1ec1u n\u00e0y d\u1eabn \u0111\u1ebfn PID-p.<\/p>\n T\u1ea5m pin c\u00e0ng g\u1ea7n \u0111\u1ea7u ra \u00e2m c\u1ee7a chu\u1ed7i PV th\u00ec \u0111\u1ed9 l\u1ec7ch \u00e2m c\u00e0ng l\u1edbn. Do \u0111\u00f3, nguy c\u01a1 suy gi\u1ea3m PID c\u00e0ng r\u00f5.<\/p>\n T\u1ea5m pin lo\u1ea1i N c\u0169ng c\u00f3 th\u1ec3 b\u1ecb PID, nh\u01b0ng bi\u1ec3u hi\u1ec7n c\u00f3 ph\u1ea7n kh\u00e1c so v\u1edbi t\u1ea5m pin lo\u1ea1i P.<\/p>\n V\u1edbi t\u1ea5m pin lo\u1ea1i N:<\/p>\n \u1ede m\u1eb7t tr\u01b0\u1edbc, Na+ trong k\u00ednh t\u00edch t\u1ee5 tr\u00ean b\u1ec1 m\u1eb7t cell. M\u1ed9t m\u1eb7t, ion n\u00e0y c\u00f3 th\u1ec3 \u0111i qua v\u00f9ng ti\u1ebfp gi\u00e1p PN v\u00e0 t\u1ea1o k\u00eanh d\u00f2ng r\u00f2, g\u00e2y PID-s. M\u1eb7t kh\u00e1c, Na+ thu h\u00fat electron trong l\u1edbp th\u1ee5 \u0111\u1ed9ng, l\u00e0m gi\u1ea3m hi\u1ec7u qu\u1ea3 th\u1ee5 \u0111\u1ed9ng v\u00e0 g\u00e2y PID-p.<\/p>\n \u1ede m\u1eb7t sau, do \u0111\u1ed9 l\u1ec7ch \u00e2m, Na+ t\u1eeb k\u00ednh sau c\u00f3 th\u1ec3 nhanh ch\u00f3ng t\u00edch t\u1ee5 tr\u00ean b\u1ec1 m\u1eb7t cell. Khi ion n\u00e0y \u0111i qua v\u00f9ng ti\u1ebfp gi\u00e1p PN, k\u00eanh d\u00f2ng r\u00f2 h\u00ecnh th\u00e0nh v\u00e0 g\u00e2y suy gi\u1ea3m hi\u1ec7u su\u1ea5t.<\/p>\n Theo Solis, \u0111i\u1ec3m kh\u00e1c bi\u1ec7t ch\u00ednh gi\u1eefa t\u1ea5m lo\u1ea1i P v\u00e0 lo\u1ea1i N n\u1eb1m \u1edf v\u1ecb tr\u00ed v\u00e0 d\u1ea1ng PID xu\u1ea5t hi\u1ec7n tr\u00ean t\u1eebng m\u1eb7t c\u1ee7a t\u1ea5m pin. Tuy v\u1eady, nguy\u00ean nh\u00e2n n\u1ec1n t\u1ea3ng v\u1eabn li\u00ean quan \u0111\u1ebfn \u0111i\u1ec7n \u00e1p, d\u00f2ng r\u00f2 v\u00e0 s\u1ef1 d\u1ecbch chuy\u1ec3n ion.<\/p>\n \u0110\u1ec3 gi\u1ea3m r\u1ee7i ro PID, c\u1ea7n k\u1ebft h\u1ee3p thi\u1ebft k\u1ebf \u0111\u00fang, ch\u1ecdn thi\u1ebft b\u1ecb ph\u00f9 h\u1ee3p v\u00e0 d\u00f9ng gi\u1ea3i ph\u00e1p b\u1ea3o v\u1ec7 \u1edf c\u1ea5p h\u1ec7 th\u1ed1ng.<\/p>\n C\u00e1c gi\u1ea3i ph\u00e1p ph\u1ed5 bi\u1ebfn g\u1ed3m:<\/p>\n Gi\u1ea3i ph\u00e1p n\u00e0y n\u1ed1i c\u1ef1c \u00e2m c\u1ee7a chu\u1ed7i PV ho\u1eb7c bi\u1ebfn t\u1ea7n xu\u1ed1ng \u0111\u1ea5t th\u00f4ng qua \u0111i\u1ec7n tr\u1edf ho\u1eb7c c\u1ea7u ch\u00ec. M\u1ee5c ti\u00eau l\u00e0 \u0111\u01b0a \u0111i\u1ec7n th\u1ebf \u00e2m c\u1ee7a t\u1ea5m pin g\u1ea7n v\u1edbi \u0111i\u1ec7n th\u1ebf c\u1ee7a khung kim lo\u1ea1i n\u1ed1i \u0111\u1ea5t.<\/p>\n Khi ch\u00eanh l\u1ec7ch \u0111i\u1ec7n th\u1ebf gi\u1ea3m, nguy c\u01a1 PID c\u0169ng gi\u1ea3m.<\/p>\n Gi\u1ea3i ph\u00e1p n\u00e0y th\u01b0\u1eddng ch\u1ec9 ph\u00f9 h\u1ee3p v\u1edbi h\u1ec7 th\u1ed1ng c\u00f3 bi\u1ebfn t\u1ea7n c\u00e1ch ly. V\u1edbi bi\u1ebfn t\u1ea7n kh\u00f4ng c\u00e1ch ly, c\u1ea7n th\u00eam m\u00e1y bi\u1ebfn \u00e1p c\u00e1ch ly. \u0110i\u1ec1u n\u00e0y l\u00e0m t\u0103ng chi ph\u00ed v\u00e0 c\u00f3 th\u1ec3 l\u00e0m h\u1ec7 th\u1ed1ng ph\u1ee9c t\u1ea1p h\u01a1n.<\/p>\n Gi\u1ea3i ph\u00e1p \u0111i\u1ec3m trung t\u00ednh \u1ea3o th\u01b0\u1eddng d\u00f9ng cho tr\u1ea1m \u0111i\u1ec7n m\u1eb7t tr\u1eddi quy m\u00f4 l\u1edbn. H\u1ec7 th\u1ed1ng t\u1ea1o m\u1ed9t \u0111i\u1ec3m \u0111i\u1ec7n th\u1ebf tham chi\u1ebfu \u0111\u1ec3 n\u00e2ng \u0111i\u1ec7n th\u1ebf c\u1ee7a c\u1ef1c \u00e2m chu\u1ed7i PV v\u1ec1 g\u1ea7n m\u1ee9c 0.<\/p>\n C\u00e1ch n\u00e0y gi\u00fap gi\u1ea3m kh\u1ea3 n\u0103ng h\u00ecnh th\u00e0nh PID trong h\u1ec7 th\u1ed1ng m\u1edbi.<\/p>\n Gi\u1ea3i ph\u00e1p n\u00e0y ch\u1ee7 y\u1ebfu mang t\u00ednh ph\u00f2ng ng\u1eeba. N\u00f3 kh\u00f4ng ph\u1ea3i l\u00e0 l\u1ef1a ch\u1ecdn t\u1ed1i \u01b0u \u0111\u1ec3 ph\u1ee5c h\u1ed3i h\u1ec7 th\u1ed1ng \u0111\u00e3 b\u1ecb PID. Ngo\u00e0i ra, n\u1ebfu thi\u1ebft b\u1ecb trung t\u00e2m g\u1eb7p l\u1ed7i, hi\u1ec7u qu\u1ea3 b\u1ea3o v\u1ec7 c\u1ee7a to\u00e0n b\u1ed9 ph\u00e2n m\u1ea3ng PV c\u00f3 th\u1ec3 b\u1ecb \u1ea3nh h\u01b0\u1edfng.<\/p>\n \u0110\u00e2y l\u00e0 gi\u1ea3i ph\u00e1p d\u00f9ng \u0111i\u1ec7n \u00e1p ph\u00e2n c\u1ef1c d\u01b0\u01a1ng \u0111\u1eb7t v\u00e0o c\u1ef1c d\u01b0\u01a1ng v\u00e0 c\u1ef1c \u00e2m c\u1ee7a chu\u1ed7i PV nh\u1eb1m \u0111\u1ea3o ng\u01b0\u1ee3c m\u1ed9t ph\u1ea7n t\u00e1c \u0111\u1ed9ng c\u1ee7a PID.<\/p>\n Nguy\u00ean l\u00fd l\u00e0 \u0111\u01b0a c\u00e1c ion \u0111\u00e3 d\u1ecbch chuy\u1ec3n sai v\u1ecb tr\u00ed tr\u1edf l\u1ea1i tr\u1ea1ng th\u00e1i c\u00f3 l\u1ee3i h\u01a1n cho v\u00f9ng ti\u1ebfp gi\u00e1p PN. Nh\u1edd \u0111\u00f3, module PV c\u00f3 th\u1ec3 ph\u1ee5c h\u1ed3i m\u1ed9t ph\u1ea7n c\u00f4ng su\u1ea5t \u0111\u00e3 m\u1ea5t.<\/p>\n Solis cho bi\u1ebft gi\u1ea3i ph\u00e1p PID recovery t\u00edch h\u1ee3p trong m\u1ed9t s\u1ed1 bi\u1ebfn t\u1ea7n th\u01b0\u01a1ng m\u1ea1i v\u00e0 utility c\u00f3 th\u1ec3 ho\u1ea1t \u0111\u1ed9ng sau khi m\u1eb7t tr\u1eddi l\u1eb7n. Khi \u0111i\u1ec7n \u00e1p m\u1ea3ng PV gi\u1ea3m d\u01b0\u1edbi ng\u01b0\u1ee1ng nh\u1ea5t \u0111\u1ecbnh, module PID t\u00edch h\u1ee3p t\u1ea1o \u0111i\u1ec7n th\u1ebf d\u01b0\u01a1ng gi\u1eefa PV- v\u00e0 \u0111\u1ea5t \u0111\u1ec3 h\u1ed7 tr\u1ee3 ph\u1ee5c h\u1ed3i c\u00f4ng su\u1ea5t t\u1ea5m pin.<\/p>\n Trong th\u1ef1c t\u1ebf, ph\u01b0\u01a1ng \u00e1n \u0111\u01b0\u1ee3c d\u00f9ng nhi\u1ec1u hi\u1ec7n nay l\u00e0 c\u00f4ng ngh\u1ec7 ch\u1ed1ng PID ho\u1eb7c ph\u1ee5c h\u1ed3i PID t\u00edch h\u1ee3p trong bi\u1ebfn t\u1ea7n.<\/p>\n V\u1edbi bi\u1ebfn t\u1ea7n Solis, gi\u1ea3i ph\u00e1p PID recovery t\u00edch h\u1ee3p gi\u00fap:<\/p>\n C\u00e1ch ti\u1ebfp c\u1eadn n\u00e0y ph\u00f9 h\u1ee3p v\u1edbi nhi\u1ec1u d\u1ef1 \u00e1n PV hi\u1ec7n \u0111\u1ea1i v\u00ec gi\u1ea3m \u0111\u1ed9 ph\u1ee9c t\u1ea1p, ti\u1ebft ki\u1ec7m kh\u00f4ng gian l\u1eafp \u0111\u1eb7t v\u00e0 thu\u1eadn ti\u1ec7n cho b\u1ea3o tr\u00ec.<\/p>\n Kh\u00f4ng n\u00ean ch\u1edd h\u1ec7 th\u1ed1ng b\u1ecb gi\u1ea3m s\u1ea3n l\u01b0\u1ee3ng m\u1edbi ki\u1ec3m tra PID. V\u1edbi kh\u00ed h\u1eadu n\u00f3ng \u1ea9m t\u1ea1i Vi\u1ec7t Nam, ch\u1ee7 \u0111\u1ea7u t\u01b0 n\u00ean t\u00ednh \u0111\u1ebfn r\u1ee7i ro PID ngay t\u1eeb giai \u0111o\u1ea1n thi\u1ebft k\u1ebf.<\/p>\n C\u00e1c khuy\u1ebfn ngh\u1ecb g\u1ed3m:<\/p>\n PID kh\u00f4ng ph\u1ea3i l\u00fac n\u00e0o c\u0169ng nh\u1eadn bi\u1ebft b\u1eb1ng m\u1eaft th\u01b0\u1eddng. Tuy nhi\u00ean, ch\u1ee7 \u0111\u1ea7u t\u01b0 c\u00f3 th\u1ec3 nghi ng\u1edd PID n\u1ebfu h\u1ec7 th\u1ed1ng c\u00f3 c\u00e1c d\u1ea5u hi\u1ec7u sau:<\/p>\n Khi c\u00f3 c\u00e1c d\u1ea5u hi\u1ec7u n\u00e0y, c\u1ea7n ki\u1ec3m tra b\u1edfi k\u1ef9 thu\u1eadt vi\u00ean c\u00f3 kinh nghi\u1ec7m. Kh\u00f4ng n\u00ean t\u1ef1 th\u00e1o l\u1eafp chu\u1ed7i DC v\u00ec \u0111i\u1ec7n \u00e1p PV c\u00f3 th\u1ec3 r\u1ea5t cao v\u00e0 nguy hi\u1ec3m.<\/p>\n Sunny Solar cung c\u1ea5p gi\u1ea3i ph\u00e1p \u0111i\u1ec7n m\u1eb7t tr\u1eddi ph\u00f9 h\u1ee3p cho h\u1ed9 gia \u0111\u00ecnh, nh\u00e0 x\u01b0\u1edfng, trang tr\u1ea1i v\u00e0 d\u1ef1 \u00e1n th\u01b0\u01a1ng m\u1ea1i. V\u1edbi c\u00e1c h\u1ec7 th\u1ed1ng s\u1eed d\u1ee5ng bi\u1ebfn t\u1ea7n Solis, \u0111\u1ed9i ng\u0169 k\u1ef9 thu\u1eadt c\u00f3 th\u1ec3 t\u01b0 v\u1ea5n c\u1ea5u h\u00ecnh ph\u00f9 h\u1ee3p \u0111\u1ec3 gi\u1ea3m r\u1ee7i ro PID v\u00e0 t\u0103ng \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh v\u1eadn h\u00e0nh.<\/p>\n Ch\u00fang t\u00f4i h\u1ed7 tr\u1ee3:<\/p>\n T\u00f9y m\u1ee9c \u0111\u1ed9 suy gi\u1ea3m. M\u1ed9t s\u1ed1 tr\u01b0\u1eddng h\u1ee3p PID c\u00f3 th\u1ec3 ph\u1ee5c h\u1ed3i m\u1ed9t ph\u1ea7n b\u1eb1ng gi\u1ea3i ph\u00e1p PID recovery. Tuy nhi\u00ean, n\u1ebfu h\u1ec7 th\u1ed1ng v\u1eadn h\u00e0nh l\u00e2u trong \u0111i\u1ec1u ki\u1ec7n b\u1ea5t l\u1ee3i, t\u1ed5n th\u1ea5t c\u00f3 th\u1ec3 nghi\u00eam tr\u1ecdng h\u01a1n v\u00e0 kh\u00f3 ph\u1ee5c h\u1ed3i ho\u00e0n to\u00e0n.<\/p>\n C\u00f3. T\u1ea5m pin lo\u1ea1i N v\u1eabn c\u00f3 th\u1ec3 b\u1ecb PID. C\u01a1 ch\u1ebf v\u00e0 v\u1ecb tr\u00ed suy gi\u1ea3m c\u00f3 th\u1ec3 kh\u00e1c t\u1ea5m pin lo\u1ea1i P, nh\u01b0ng nguy\u00ean nh\u00e2n v\u1eabn li\u00ean quan \u0111\u1ebfn \u0111i\u1ec7n \u00e1p, d\u00f2ng r\u00f2 v\u00e0 d\u1ecbch chuy\u1ec3n ion.<\/p>\n C\u00f3. T\u1ea5m pin k\u00ednh \u0111\u00f4i hai m\u1eb7t v\u1eabn c\u00f3 nguy c\u01a1 PID \u1edf c\u1ea3 m\u1eb7t tr\u01b0\u1edbc v\u00e0 m\u1eb7t sau. V\u1edbi t\u1ea5m PERC lo\u1ea1i P, m\u1eb7t tr\u01b0\u1edbc th\u01b0\u1eddng li\u00ean quan \u0111\u1ebfn PID-s, c\u00f2n m\u1eb7t sau th\u01b0\u1eddng li\u00ean quan \u0111\u1ebfn PID-p.<\/p>\n C\u00f3, n\u1ebfu bi\u1ebfn t\u1ea7n \u0111\u01b0\u1ee3c t\u00edch h\u1ee3p c\u00f4ng ngh\u1ec7 ch\u1ed1ng PID ho\u1eb7c PID recovery. M\u1ed9t s\u1ed1 d\u00f2ng bi\u1ebfn t\u1ea7n Solis th\u01b0\u01a1ng m\u1ea1i v\u00e0 quy m\u00f4 l\u1edbn c\u00f3 module PID recovery t\u00edch h\u1ee3p \u0111\u1ec3 h\u1ed7 tr\u1ee3 ph\u1ee5c h\u1ed3i hi\u1ec7u su\u1ea5t t\u1ea5m pin.<\/p>\n N\u00ean ki\u1ec3m tra khi s\u1ea3n l\u01b0\u1ee3ng gi\u1ea3m b\u1ea5t th\u01b0\u1eddng, d\u1eef li\u1ec7u chu\u1ed7i kh\u00f4ng \u0111\u1ed3ng \u0111\u1ec1u ho\u1eb7c h\u1ec7 th\u1ed1ng v\u1eadn h\u00e0nh l\u00e2u trong m\u00f4i tr\u01b0\u1eddng n\u00f3ng \u1ea9m. V\u1edbi d\u1ef1 \u00e1n l\u1edbn, n\u00ean ki\u1ec3m tra \u0111\u1ecbnh k\u1ef3 theo k\u1ebf ho\u1ea1ch b\u1ea3o tr\u00ec.<\/p>\n![\"\"](\"http:\/\/sunnysolar.vn\/wp-content\/uploads\/2026\/06\/Hien-tuong-PID-trong-tam-pin-nang-luong-mat-troi.jpeg\")
<\/p>\nPID l\u00e0 g\u00ec trong h\u1ec7 th\u1ed1ng \u0111i\u1ec7n m\u1eb7t tr\u1eddi?<\/h2>\n
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V\u00ec sao hi\u1ec7n t\u01b0\u1ee3ng PID nguy hi\u1ec3m?<\/h2>\n
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Nguy\u00ean nh\u00e2n ch\u00ednh g\u00e2y PID<\/h2>\n
1. D\u00f2ng r\u00f2 trong t\u1ea5m PV<\/h3>\n
![\"\"](\"http:\/\/sunnysolar.vn\/wp-content\/uploads\/2026\/06\/Ro-ri-dong-dien.webp\")
<\/p>\n2. \u0110i\u1ec7n \u00e1p h\u1ec7 th\u1ed1ng cao<\/h3>\n
![\"\"](\"http:\/\/sunnysolar.vn\/wp-content\/uploads\/2026\/06\/Dien-ap-he-thong-cao.webp\")
<\/p>\n3. M\u00f4i tr\u01b0\u1eddng \u1ea9m v\u00e0 nhi\u1ec7t \u0111\u1ed9 cao<\/h3>\n
C\u00e1c lo\u1ea1i PID ph\u1ed5 bi\u1ebfn trong t\u1ea5m pin PV<\/h2>\n
![\"\"](\"http:\/\/sunnysolar.vn\/wp-content\/uploads\/2026\/06\/Cac-loai-PID.webp\")
<\/p>\n\n\n
\n Lo\u1ea1i PID<\/th>\n \u0110\u1eb7c \u0111i\u1ec3m ch\u00ednh<\/th>\n<\/tr>\n \n PID-s<\/td>\n T\u1ea1o k\u00eanh d\u00f2ng r\u00f2 qua v\u00f9ng ti\u1ebfp gi\u00e1p PN, l\u00e0m gi\u1ea3m c\u00f4ng su\u1ea5t<\/td>\n<\/tr>\n \n PID-p<\/td>\n L\u00e0m suy gi\u1ea3m hi\u1ec7u qu\u1ea3 l\u1edbp th\u1ee5 \u0111\u1ed9ng tr\u00ean b\u1ec1 m\u1eb7t cell<\/td>\n<\/tr>\n \n PID-c<\/td>\n Li\u00ean quan \u0111\u1ebfn \u0103n m\u00f2n ho\u1eb7c bi\u1ebfn \u0111\u1ed5i v\u1eadt li\u1ec7u trong m\u1ed9t s\u1ed1 \u0111i\u1ec1u ki\u1ec7n nh\u1ea5t \u0111\u1ecbnh<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n C\u01a1 ch\u1ebf PID tr\u00ean t\u1ea5m pin lo\u1ea1i P<\/h2>\n
![\"\"](\"http:\/\/sunnysolar.vn\/wp-content\/uploads\/2026\/06\/PID-tam-pin-loai-p.webp\")
<\/p>\n\n
C\u01a1 ch\u1ebf PID tr\u00ean t\u1ea5m pin lo\u1ea1i N<\/h2>\n
![\"\"](\"http:\/\/sunnysolar.vn\/wp-content\/uploads\/2026\/06\/Dac-tinh-PID-tam-pin-loai-N.webp\")
Noi<\/p>\n\n
Gi\u1ea3i ph\u00e1p ch\u1ed1ng PID cho h\u1ec7 th\u1ed1ng \u0111i\u1ec7n m\u1eb7t tr\u1eddi<\/h2>\n
1. N\u1ed1i \u0111\u1ea5t tr\u1ef1c ti\u1ebfp c\u1ef1c \u00e2m<\/h2>\n
![\"\"](\"http:\/\/sunnysolar.vn\/wp-content\/uploads\/2026\/06\/Noi-dat-truc-tiep-cuc-am.webp\")
<\/p>\n\u01afu \u0111i\u1ec3m<\/h3>\n
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H\u1ea1n ch\u1ebf<\/h3>\n
2. N\u1ed1i \u0111\u1ea5t qua \u0111i\u1ec3m trung t\u00ednh \u1ea3o<\/h2>\n
![\"\"](\"http:\/\/sunnysolar.vn\/wp-content\/uploads\/2026\/06\/Noi-dat-truc-tiep-qua-diem-trung-tinh-ao.webp\")
<\/p>\n\u01afu \u0111i\u1ec3m<\/h3>\n
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H\u1ea1n ch\u1ebf<\/h3>\n
3. D\u00f9ng \u0111i\u1ec7n \u00e1p ph\u00e2n c\u1ef1c thu\u1eadn \u0111\u1ec3 ph\u1ee5c h\u1ed3i PID<\/h2>\n
![\"\"](\"http:\/\/sunnysolar.vn\/wp-content\/uploads\/2026\/06\/dien-ap-phan-cuc-thuan.webp\")
<\/p>\n4. C\u00f4ng ngh\u1ec7 ch\u1ed1ng PID t\u00edch h\u1ee3p trong bi\u1ebfn t\u1ea7n Solis<\/h2>\n
\n
![\"\"](\"http:\/\/sunnysolar.vn\/wp-content\/uploads\/2026\/06\/PID-tich-hop-Solis.webp\")
<\/p>\nN\u00ean ph\u00f2ng ng\u1eeba PID t\u1eeb giai \u0111o\u1ea1n thi\u1ebft k\u1ebf<\/h2>\n
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D\u1ea5u hi\u1ec7u h\u1ec7 th\u1ed1ng c\u00f3 th\u1ec3 b\u1ecb PID<\/h2>\n
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Sunny Solar t\u01b0 v\u1ea5n gi\u1ea3i ph\u00e1p ch\u1ed1ng PID cho h\u1ec7 th\u1ed1ng PV<\/h2>\n
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C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p v\u1ec1 hi\u1ec7n t\u01b0\u1ee3ng PID<\/h2>\n
1. PID c\u00f3 l\u00e0m h\u1ecfng v\u0129nh vi\u1ec5n t\u1ea5m pin kh\u00f4ng?<\/h3>\n
2. T\u1ea5m pin lo\u1ea1i N c\u00f3 b\u1ecb PID kh\u00f4ng?<\/h3>\n
3. T\u1ea5m pin k\u00ednh \u0111\u00f4i hai m\u1eb7t c\u00f3 b\u1ecb PID kh\u00f4ng?<\/h3>\n
4. Bi\u1ebfn t\u1ea7n c\u00f3 gi\u00fap ch\u1ed1ng PID kh\u00f4ng?<\/h3>\n
5. Khi n\u00e0o n\u00ean ki\u1ec3m tra PID?<\/h3>\n
K\u1ebft lu\u1eadn<\/h2>\n