{"id":372589,"date":"2024-07-29T21:49:38","date_gmt":"2024-07-29T14:49:38","guid":{"rendered":"https:\/\/hoanghamobile.com\/tin-tuc\/?p=372589"},"modified":"2024-07-29T21:49:38","modified_gmt":"2024-07-29T14:49:38","slug":"nhiet-nang-la-gi","status":"publish","type":"post","link":"https:\/\/hoanghamobile.com\/tin-tuc\/nhiet-nang-la-gi\/","title":{"rendered":"Nhi\u1ec7t n\u0103ng l\u00e0 g\u00ec? C\u00e1c c\u00e1ch l\u00e0m thay \u0111\u1ed5i nhi\u1ec7t n\u0103ng c\u1ee7a v\u1eadt"},"content":{"rendered":"

H\u00f4m nay trong b\u00e0i vi\u1ebft n\u00e0y ch\u00fang ta s\u1ebd c\u00f9ng nhau t\u00ecm hi\u1ec3u v\u1ec1 ki\u1ebfn th\u1ee9c v\u1eadt l\u00fd b\u1ea1n nh\u00e9. C\u1ee5 th\u1ec3 h\u01a1n, Ho\u00e0ng H\u00e0 Mobile s\u1ebd chia s\u1ebb cho b\u1ea1n c\u00e1c ki\u1ebfn th\u1ee9c v\u1ec1 <\/span>nhi\u1ec7t n\u0103ng l\u00e0 g\u00ec<\/b> v\u00e0 l\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 thay \u0111\u1ed5i nhi\u1ec7t n\u0103ng c\u1ee7a v\u1eadt. Nh\u1eefng ki\u1ebfn th\u1ee9c n\u00e0y c\u1ef1c k\u1ef3 h\u1eefu \u00edch \u0111\u1ed1i v\u1edbi b\u1ea1n n\u00e0o \u0111ang nghi\u00ean c\u1ee9u v\u1ec1 c\u1ea5u t\u1ea1o nguy\u00ean t\u1eed v\u00e0 ph\u00e2n t\u1eed \u0111\u1ea5y nh\u00e9.<\/span><\/p>\n

Nhi\u1ec7t n\u0103ng l\u00e0 g\u00ec?<\/b><\/h2>\n

Nhi\u1ec7t n\u0103ng l\u00e0 m\u1ed9t d\u1ea1ng n\u0103ng l\u01b0\u1ee3ng li\u00ean quan \u0111\u1ebfn nhi\u1ec7t \u0111\u1ed9 c\u1ee7a m\u1ed9t v\u1eadt th\u1ec3. Nhi\u1ec7t n\u0103ng \u0111\u01b0\u1ee3c sinh ra t\u1eeb chuy\u1ec3n \u0111\u1ed9ng c\u1ee7a c\u00e1c h\u1ea1t b\u00ean trong v\u1eadt ch\u1ea5t, bao g\u1ed3m c\u00e1c ph\u00e2n t\u1eed, nguy\u00ean t\u1eed v\u00e0 h\u1ea1t h\u1ea1 nguy\u00ean t\u1eed. Khi c\u00e1c h\u1ea1t n\u00e0y di chuy\u1ec3n nhanh h\u01a1n, ch\u00fang t\u1ea1o ra nhi\u1ec1u nhi\u1ec7t n\u0103ng h\u01a1n, v\u00e0 ng\u01b0\u1ee3c l\u1ea1i, khi ch\u00fang di chuy\u1ec3n ch\u1eadm h\u01a1n, nhi\u1ec7t n\u0103ng gi\u1ea3m.<\/span><\/p>\n

Nhi\u1ec7t n\u0103ng l\u00e0 m\u1ed9t kh\u00e1i ni\u1ec7m quan tr\u1ecdng trong v\u1eadt l\u00fd v\u00e0 h\u00f3a h\u1ecdc, v\u00ec n\u00f3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn nhi\u1ec1u qu\u00e1 tr\u00ecnh t\u1ef1 nhi\u00ean v\u00e0 c\u00f4ng ngh\u1ec7. Nhi\u1ec7t n\u0103ng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c truy\u1ec1n t\u1eeb v\u1eadt n\u00e0y sang v\u1eadt kh\u00e1c qua ba c\u01a1 ch\u1ebf ch\u00ednh l\u00e0 d\u1eabn nhi\u1ec7t, \u0111\u1ed1i l\u01b0u v\u00e0 b\u1ee9c x\u1ea1.<\/span><\/p>\n

\"nhiet-nang-la-gi-1\"<\/picture><\/p>\n

D\u1eabn nhi\u1ec7t x\u1ea3y ra khi nhi\u1ec7t n\u0103ng \u0111\u01b0\u1ee3c truy\u1ec1n tr\u1ef1c ti\u1ebfp qua ti\u1ebfp x\u00fac v\u1eadt l\u00fd gi\u1eefa c\u00e1c ph\u00e2n t\u1eed. V\u00ed d\u1ee5, khi b\u1ea1n c\u1ea7m m\u1ed9t chi\u1ebfc mu\u1ed7ng kim lo\u1ea1i v\u00e0 \u0111\u1eb7t \u0111\u1ea7u mu\u1ed7ng v\u00e0o n\u1ed3i n\u01b0\u1edbc n\u00f3ng, nhi\u1ec7t n\u0103ng s\u1ebd chuy\u1ec3n t\u1eeb n\u01b0\u1edbc n\u00f3ng qua mu\u1ed7ng \u0111\u1ebfn tay b\u1ea1n, l\u00e0m b\u1ea1n c\u1ea3m th\u1ea5y n\u00f3ng.<\/span><\/p>\n

\u0110\u1ed1i l\u01b0u l\u00e0 qu\u00e1 tr\u00ecnh truy\u1ec1n nhi\u1ec7t qua chuy\u1ec3n \u0111\u1ed9ng c\u1ee7a ch\u1ea5t l\u1ecfng ho\u1eb7c kh\u00ed. Khi m\u1ed9t ph\u1ea7n c\u1ee7a ch\u1ea5t l\u1ecfng ho\u1eb7c kh\u00ed \u0111\u01b0\u1ee3c l\u00e0m n\u00f3ng, n\u00f3 s\u1ebd tr\u1edf n\u00ean nh\u1eb9 h\u01a1n v\u00e0 di chuy\u1ec3n l\u00ean tr\u00ean, trong khi ph\u1ea7n l\u1ea1nh h\u01a1n di chuy\u1ec3n xu\u1ed1ng d\u01b0\u1edbi. Qu\u00e1 tr\u00ecnh n\u00e0y t\u1ea1o ra d\u00f2ng \u0111\u1ed1i l\u01b0u, gi\u00fap truy\u1ec1n nhi\u1ec7t n\u0103ng trong h\u1ec7 th\u1ed1ng.<\/span><\/p>\n

B\u1ee9c x\u1ea1 l\u00e0 qu\u00e1 tr\u00ecnh truy\u1ec1n nhi\u1ec7t qua kh\u00f4ng gian m\u00e0 kh\u00f4ng c\u1ea7n m\u00f4i tr\u01b0\u1eddng trung gian. Nhi\u1ec7t n\u0103ng \u0111\u01b0\u1ee3c truy\u1ec1n qua b\u1ee9c x\u1ea1 d\u01b0\u1edbi d\u1ea1ng s\u00f3ng \u0111i\u1ec7n t\u1eeb. M\u1ed9t v\u00ed d\u1ee5 \u0111i\u1ec3n h\u00ecnh c\u1ee7a b\u1ee9c x\u1ea1 nhi\u1ec7t l\u00e0 \u00e1nh s\u00e1ng m\u1eb7t tr\u1eddi.<\/span><\/p>\n

\u0110\u01a1n v\u1ecb \u0111o l\u01b0\u1eddng nhi\u1ec7t n\u0103ng l\u00e0 g\u00ec?<\/b><\/h2>\n

Trong h\u1ec7 th\u1ed1ng \u0111o l\u01b0\u1eddng qu\u1ed1c t\u1ebf (SI), \u0111\u01a1n v\u1ecb chu\u1ea9n \u0111\u1ec3 \u0111o n\u0103ng l\u01b0\u1ee3ng, bao g\u1ed3m c\u1ea3 nhi\u1ec7t n\u0103ng, l\u00e0 Joule (k\u00fd hi\u1ec7u l\u00e0 J). M\u1ed9t Joule t\u01b0\u01a1ng \u0111\u01b0\u01a1ng v\u1edbi l\u01b0\u1ee3ng n\u0103ng l\u01b0\u1ee3ng c\u1ea7n thi\u1ebft \u0111\u1ec3 di chuy\u1ec3n m\u1ed9t Newton qua m\u1ed9t m\u00e9t. Trong h\u1ec7 th\u1ed1ng \u0111o l\u01b0\u1eddng qu\u1ed1c t\u1ebf (SI), \u0111\u01a1n v\u1ecb chu\u1ea9n \u0111\u1ec3 \u0111o n\u0103ng l\u01b0\u1ee3ng, bao g\u1ed3m c\u1ea3 nhi\u1ec7t n\u0103ng, l\u00e0 Joule (k\u00fd hi\u1ec7u l\u00e0 J). M\u1ed9t Joule t\u01b0\u01a1ng \u0111\u01b0\u01a1ng v\u1edbi l\u01b0\u1ee3ng n\u0103ng l\u01b0\u1ee3ng c\u1ea7n thi\u1ebft \u0111\u1ec3 di chuy\u1ec3n m\u1ed9t Newton qua m\u1ed9t m\u00e9t.<\/span><\/p>\n

\"nhiet-nang-la-gi-2\"<\/picture><\/p>\n

Tuy nhi\u00ean, trong th\u1ef1c t\u1ebf v\u00e0 \u1ee9ng d\u1ee5ng, t\u00f9y ng\u00e0nh ngh\u1ec1 kh\u00e1c nhau m\u00e0 s\u1eed d\u1ee5ng c\u00e1c \u0111\u01a1n v\u1ecb \u0111o l\u01b0\u1eddng t\u01b0ng x\u1ee9ng. Ch\u1eb3ng h\u1ea1n nh\u01b0 trong c\u00e1c \u1ee9ng d\u1ee5ng nhi\u1ec7t \u0111\u1ed9ng l\u1ef1c h\u1ecdc, \u0111\u01a1n v\u1ecb Calorie (k\u00fd hi\u1ec7u l\u00e0 cal) th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 \u0111o l\u01b0\u1eddng nhi\u1ec7t n\u0103ng. Hay trong ng\u00e0nh c\u00f4ng nghi\u1ec7p n\u0103ng l\u01b0\u1ee3ng, \u0111\u1eb7c bi\u1ec7t l\u00e0 trong vi\u1ec7c \u0111o l\u01b0\u1eddng n\u0103ng l\u01b0\u1ee3ng ti\u00eau th\u1ee5 v\u00e0 s\u1ea3n xu\u1ea5t, \u0111\u01a1n v\u1ecb \u0111o l\u01b0\u1eddng l\u00e0 British Thermal Unit (BTU). Ho\u1eb7c c\u00e1c \u0111\u01a1n v\u1ecb \u0111o l\u01b0\u1eddng nhi\u1ec7t n\u0103ng kh\u00e1c c\u00f3 th\u1ec3 k\u1ec3 \u0111\u1ebfn nh\u01b0 Therm v\u00e0 Quad, ch\u1ee7 y\u1ebfu \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c ng\u00e0nh c\u00f4ng nghi\u1ec7p n\u0103ng l\u01b0\u1ee3ng l\u1edbn.<\/span><\/p>\n

V\u00e0 \u0111\u1ec3 chuy\u1ec3n \u0111\u1ed5i gi\u1eefa c\u00e1c \u0111\u01a1n v\u1ecb \u0111o l\u01b0\u1eddng nhi\u1ec7t n\u0103ng, ng\u01b0\u1eddi ta s\u1eed d\u1ee5ng c\u00e1c h\u1ec7 s\u1ed1 chuy\u1ec3n \u0111\u1ed5i c\u1ee5 th\u1ec3. V\u00ed d\u1ee5, 1 cal = 4.184 J v\u00e0 1 BTU = 1055 J. Vi\u1ec7c n\u1eafm v\u1eefng c\u00e1c h\u1ec7 s\u1ed1 chuy\u1ec3n \u0111\u1ed5i n\u00e0y l\u00e0 c\u1ea7n thi\u1ebft \u0111\u1ec3 th\u1ef1c hi\u1ec7n c\u00e1c t\u00ednh to\u00e1n li\u00ean quan \u0111\u1ebfn nhi\u1ec7t n\u0103ng m\u1ed9t c\u00e1ch ch\u00ednh x\u00e1c.<\/span><\/p>\n

H\u01b0\u1edbng d\u1eabn c\u00e1ch \u0111\u1ec3 thay \u0111\u1ed5i nhi\u1ec7t n\u0103ng c\u1ee7a v\u1eadt<\/b><\/h2>\n

Sau khi ch\u00fang ta \u0111\u00e3 t\u00ecm hi\u1ec3u xong v\u1ec1 kh\u00e1i ni\u1ec7m v\u00e0 \u0111\u01a1n v\u1ecb \u0111o l\u01b0\u1eddng <\/span>nhi\u1ec7t n\u0103ng l\u00e0 g\u00ec? <\/b>Ti\u1ebfp theo \u0111\u00e2y, Ho\u00e0ng H\u00e0 Mobile s\u1ebd chia s\u1ebb cho b\u1ea1n 2 c\u00e1ch \u0111\u1ec3 thay \u0111\u1ed5i nhi\u1ec7t n\u0103ng c\u1ee7a m\u1ed9t. M\u1ed9t c\u00e1ch l\u00e0 d\u1ef1a v\u00e0o th\u1ef1c hi\u1ec7n c\u00f4ng v\u00e0 m\u1ed9t c\u00e1ch l\u00e0 d\u1ef1a v\u00e0o truy\u1ec1n nhi\u1ec7t.<\/span><\/p>\n

Th\u1ef1c hi\u1ec7n c\u00f4ng<\/b><\/h3>\n

B\u1ea1n h\u00e3y th\u1eed d\u00f9ng hai l\u00f2ng b\u00e0n tay xoa v\u00e0o nhau v\u00e0 \u0111\u1ec3 \u00fd \u0111\u1ebfn \u0111\u1ed9 \u1ea5m gi\u1eefa tay. B\u1ea1n s\u1ebd th\u1ea5y \u0111\u01b0\u1ee3c n\u1ebfu xoa tay c\u00e0ng nhanh th\u00ec \u0111\u1ed9 n\u00f3ng c\u0169ng s\u1ebd t\u0103ng cao h\u01a1n. Gi\u1ea3i th\u00edch c\u1ee7a hi\u1ec7n t\u01b0\u1ee3ng n\u00e0y l\u00e0 c\u00e1c ph\u00e2n t\u1eed \u0111\u00e3 \u0111\u01b0\u1ee3c chuy\u1ec3n \u0111\u1ed9ng nhanh h\u01a1n. V\u00e0 hi\u1ec3n nhi\u00ean n\u1ebfu ta d\u1eebng l\u1ea1i th\u00ec \u0111\u1ed9 \u1ea5m s\u1ebd gi\u1ea3m xu\u1ed1ng v\u00e0 kh\u00f4ng c\u00f2n n\u1eefa.<\/span><\/p>\n

Ho\u1eb7c b\u1ea1n c\u0169ng c\u00f3 th\u1ec3 th\u1eed nghi\u1ec7m d\u00f9ng m\u1ed9t \u0111\u1ed3ng xu c\u1ecd m\u00e1t v\u00e0o m\u1ed9t b\u1ec1 m\u1eb7t c\u1ee9ng n\u00e0o \u0111\u00f3. Nhanh ch\u00f3ng b\u1ea1n s\u1ebd th\u1ea5y \u0111\u1ed3ng xu n\u00f3ng d\u1ea7n l\u00ean v\u00e0 nhi\u1ec7t t\u0103ng \u0111\u1ec1u. \u0110a s\u1ed1 ph\u01b0\u01a1ng ph\u00e1p n\u00e0y c\u00f3 th\u1ec3 \u00e1p d\u1ee5ng \u0111\u01b0\u1ee3c v\u1edbi t\u1ea5t c\u1ea3 c\u00e1c v\u1eadt v\u00e0 l\u00e0m ch\u00fang n\u00f3ng d\u1ea7n l\u00ean, c\u0169ng nh\u01b0 c\u00e1c ph\u00e2n t\u1eed chuy\u1ec3n \u0111\u1ed9ng gi\u1eefa c\u00e1c v\u1eadt nhanh h\u01a1n.<\/span><\/p>\n

\"nhiet-nang-la-gi-3\"<\/picture><\/p>\n

Ph\u01b0\u01a1ng ph\u00e1p th\u1ee9 3 \u0111\u1ec3 thay \u0111\u1ed5i <\/span>nhi\u1ec7t n\u0103ng l\u00e0 g\u00ec?<\/b> Ch\u00fang ta s\u1ebd quay tr\u1edf v\u1ec1 th\u1eddi trung c\u1ed5 khi t\u1ed5 ti\u00ean c\u1ee7a ch\u00fang ta s\u1eed d\u1ee5ng que v\u00e0 r\u01a1m \u0111\u1ec3 t\u1ea1o ra l\u1eeda. \u0110\u00e2y \u0111\u01b0\u1ee3c xem l\u00e0 h\u00e0nh \u0111\u1ed9ng th\u1ef1c hi\u1ec7n c\u00f4ng s\u01a1 khai nh\u1ea5t. Qu\u00e1 tr\u00ecnh c\u1ecd x\u00e1t gi\u1eefa c\u1ecd v\u00e0 r\u01a1m c\u00e0ng nhanh s\u1ebd khi\u1ebfn cho c\u00e1c ph\u00e2n t\u1eed chuy\u1ec3n \u0111\u1ed9ng nhanh h\u01a1n, n\u00f3ng d\u1ea7n l\u00ean v\u00e0 t\u1ea1o th\u00e0nh l\u1eeda \u0111\u1ec3 s\u1eed d\u1ee5ng.<\/span><\/p>\n

T\u1eeb nh\u1eefng v\u00ed d\u1ee5 tr\u00ean ch\u00fang ta c\u00f3 th\u1ec3 \u0111\u00fac k\u1ebft ra m\u1ed9t nguy\u00ean l\u00fd v\u1ec1 th\u1ef1c hi\u1ec7n c\u00f4ng l\u00e0 s\u1eed d\u1ee5ng l\u1ef1c \u0111\u1ec3 t\u00e1c \u0111\u1ed9ng l\u00ean m\u1ed9t v\u1eadt n\u00e0o \u0111\u00f3 nh\u1eb1m t\u0103ng nhi\u1ec7t \u0111\u1ed9 c\u1ee7a ch\u1ee7 th\u1ec3.<\/span><\/p>\n

Truy\u1ec1n nhi\u1ec7t<\/b><\/h3>\n

Truy\u1ec1n nhi\u1ec7t l\u00e0 m\u1ed9t hi\u1ec7n t\u01b0\u1ee3ng c\u1ef1c k\u1ef3 d\u1ec5 s\u1ed1ng th\u00f4ng qua nh\u1eefng t\u00ecnh hu\u1ed1ng trong cu\u1ed9c s\u1ed1ng. Ch\u1eb3ng h\u1ea1n nh\u01b0 khi tay ta \u0111\u1eb7t ch\u1ea1m v\u00e0o ly n\u00f3ng th\u00ec nhi\u1ec7t \u0111\u1ed9 t\u1eeb ly n\u00f3ng s\u1ebd chuy\u1ec3n sang tay c\u1ee7a ch\u00fang ta. Tr\u01b0\u1eddng h\u1ee3p n\u01b0\u1edbc qu\u00e1 n\u00f3ng th\u00ec nhi\u1ec7t \u0111\u1ed9 truy\u1ec1n qua s\u1ebd c\u00e0ng l\u1edbn v\u00e0 d\u1eabn \u0111\u1ebfn hi\u1ec7n t\u01b0\u1ee3ng b\u1ecb b\u1ecfng.<\/span><\/p>\n

\"nhiet-nang-la-gi-4\"<\/picture><\/p>\n

M\u1ed9t c\u00e1ch th\u1ef1c hi\u1ec7n t\u01b0\u01a1ng t\u1ef1 l\u00e0 ch\u00fang ta b\u1ecf \u0111\u1ed3ng xu v\u00e0o trong m\u1ed9t ly n\u01b0\u1edbc n\u00f3ng. Ngay l\u00fac n\u00e0y nhi\u1ec7t \u0111\u1ed9 c\u1ee7a \u0111\u1ed3ng xu c\u0169ng xe n\u00f3ng d\u1ea7n l\u00ean do n\u01b0\u1edbc trong ly \u0111ang n\u00f3ng. V\u00e0 n\u1ebfu b\u1ea1n l\u1ea5y \u0111\u1ed3ng xu ra kh\u1ecfi ly n\u01b0\u1edbc th\u00ec s\u1ebd c\u1ea3m nh\u1eadn \u0111\u01b0\u1ee3c nhi\u1ec7t n\u0103ng gi\u1ea3m \u0111i t\u1eeb t\u1eeb v\u00ec s\u1ef1 chuy\u1ec3n \u0111\u1ed9ng c\u1ee7a c\u00e1c ph\u00e2n t\u1eed \u0111\u00e3 y\u1ebfu \u0111i.<\/span><\/p>\n

T\u1eeb hai v\u00ed d\u1ee5 minh h\u1ecda tr\u00ean, ch\u00fang ta c\u00f3 th\u1ec3 \u0111\u00fac k\u1ebft l\u1ea1i th\u00f4ng tin cho qu\u00e1 tr\u00ecnh truy\u1ec1n nhi\u1ec7t nhi\u1ec7t n\u0103ng l\u00e0 nhi\u1ec7t s\u1ebd ch\u1ec9 x\u1ea3y ra \u0111\u1ed1i v\u1edbi hai v\u1eadt c\u00f3 nhi\u1ec7t \u0111\u1ed9 kh\u00e1c nhau. V\u00e0 n\u00f3 s\u1ebd \u0111\u01b0\u1ee3c chuy\u1ec3n t\u1eeb v\u1eadt c\u00f3 nhi\u1ec7t \u0111\u1ed9 cao h\u01a1n sang v\u1eadt c\u00f3 nhi\u1ec7t \u0111\u1ed9 th\u1ea5p h\u01a1n.<\/span><\/p>\n

C\u00e1c \u1ee9ng d\u1ee5ng c\u1ee7a nhi\u1ec7t n\u0103ng l\u00e0 g\u00ec?<\/b><\/h2>\n

Nhi\u1ec7t n\u0103ng, hay n\u0103ng l\u01b0\u1ee3ng nhi\u1ec7t, c\u00f3 nhi\u1ec1u \u1ee9ng d\u1ee5ng quan tr\u1ecdng trong \u0111\u1eddi s\u1ed1ng h\u00e0ng ng\u00e0y c\u1ee7a ch\u00fang ta. V\u00e0 trong ph\u1ea7n n\u1ed9i dung n\u00e0y, Ho\u00e0ng H\u00e0 Mobile s\u1ebd gi\u00fap b\u1ea1n th\u1ea5y \u0111\u01b0\u1ee3c nh\u1eefng kh\u00eda c\u1ea1nh \u0111\u00f3 l\u00e0 g\u00ec nh\u00e9.<\/span><\/p>\n

H\u1ec7 th\u1ed1ng s\u01b0\u1edfi \u1ea5m v\u00e0 l\u00e0m m\u00e1t<\/b><\/h3>\n

Nhi\u1ec7t n\u0103ng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong c\u00e1c h\u1ec7 th\u1ed1ng s\u01b0\u1edfi \u1ea5m \u0111\u1ec3 duy tr\u00ec nhi\u1ec7t \u0111\u1ed9 \u1ea5m \u00e1p trong c\u00e1c t\u00f2a nh\u00e0, \u0111\u1eb7c bi\u1ec7t l\u00e0 trong m\u00f9a \u0111\u00f4ng. C\u00e1c h\u1ec7 th\u1ed1ng n\u00e0y c\u00f3 th\u1ec3 bao g\u1ed3m l\u00f2 s\u01b0\u1edfi, b\u1ed9 t\u1ea3n nhi\u1ec7t, v\u00e0 c\u00e1c thi\u1ebft b\u1ecb s\u01b0\u1edfi \u1ea5m trung t\u00e2m. B\u00ean c\u1ea1nh \u0111\u00f3, nhi\u1ec7t n\u0103ng c\u0169ng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c h\u1ec7 th\u1ed1ng l\u00e0m m\u00e1t v\u00e0 \u0111i\u1ec1u h\u00f2a kh\u00f4ng kh\u00ed \u0111\u1ec3 gi\u1eef cho m\u00f4i tr\u01b0\u1eddng s\u1ed1ng v\u00e0 l\u00e0m vi\u1ec7c m\u00e1t m\u1ebb trong m\u00f9a h\u00e8. C\u00e1c h\u1ec7 th\u1ed1ng n\u00e0y s\u1eed d\u1ee5ng c\u00e1c ch\u1ea5t l\u00e0m l\u1ea1nh \u0111\u1ec3 h\u1ea5p th\u1ee5 nhi\u1ec7t n\u0103ng t\u1eeb kh\u00f4ng kh\u00ed trong nh\u00e0 v\u00e0 x\u1ea3 ra ngo\u00e0i tr\u1eddi.<\/span><\/p>\n

S\u1ea3n xu\u1ea5t \u0111i\u1ec7n n\u0103ng<\/b><\/h3>\n

Nhi\u1ec7t n\u0103ng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 s\u1ea3n xu\u1ea5t \u0111i\u1ec7n n\u0103ng trong c\u00e1c nh\u00e0 m\u00e1y nhi\u1ec7t \u0111i\u1ec7n. C\u00e1c nhi\u00ean li\u1ec7u h\u00f3a th\u1ea1ch nh\u01b0 than, d\u1ea7u m\u1ecf v\u00e0 kh\u00ed t\u1ef1 nhi\u00ean \u0111\u01b0\u1ee3c \u0111\u1ed1t ch\u00e1y \u0111\u1ec3 t\u1ea1o ra nhi\u1ec7t n\u0103ng, sau \u0111\u00f3 nhi\u1ec7t n\u0103ng n\u00e0y \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 t\u1ea1o ra h\u01a1i n\u01b0\u1edbc v\u00e0 \u0111un s\u00f4i n\u01b0\u1edbc. H\u01a1i n\u01b0\u1edbc n\u00e0y quay c\u00e1c tuabin \u0111\u1ec3 t\u1ea1o ra \u0111i\u1ec7n. \u0110\u1ed3ng th\u1eddi, c\u00e1c nh\u00e0 m\u00e1y c\u00f2n s\u1eed d\u1ee5ng nhi\u1ec7t n\u0103ng t\u1eeb ph\u1ea3n \u1ee9ng ph\u00e2n h\u1ea1ch h\u1ea1t nh\u00e2n \u0111\u1ec3 t\u1ea1o ra h\u01a1i n\u01b0\u1edbc v\u00e0 quay c\u00e1c tuabin ph\u00e1t \u0111i\u1ec7n.<\/span><\/p>\n

\"nhiet-nang-la-gi-5\"<\/picture><\/p>\n

V\u1eadn t\u1ea3i<\/b><\/h3>\n

Nhi\u1ec7t n\u0103ng l\u00e0 g\u00ec?<\/b> N\u00f3 c\u00f3 \u1ee9ng d\u1ee5ng trong ng\u00e0nh v\u1eadn t\u1ea3i hay kh\u00f4ng? \u0110\u00e1p \u00e1n l\u00e0 c\u00f3 b\u1ea1n nh\u00e9. Nhi\u1ec7t n\u0103ng t\u1eeb vi\u1ec7c \u0111\u1ed1t ch\u00e1y nhi\u00ean li\u1ec7u trong c\u00e1c \u0111\u1ed9ng c\u01a1 x\u0103ng v\u00e0 diesel \u0111\u01b0\u1ee3c chuy\u1ec3n h\u00f3a th\u00e0nh \u0111\u1ed9ng n\u0103ng \u0111\u1ec3 v\u1eadn h\u00e0nh c\u00e1c ph\u01b0\u01a1ng ti\u1ec7n giao th\u00f4ng nh\u01b0 \u00f4 t\u00f4, xe t\u1ea3i, v\u00e0 xe m\u00e1y. B\u00ean c\u1ea1nh \u0111\u00f3, \u0111\u1ed9ng c\u01a1 ph\u1ea3n l\u1ef1c c\u0169ng s\u1eed d\u1ee5ng nhi\u1ec7t n\u0103ng t\u1eeb vi\u1ec7c \u0111\u1ed1t ch\u00e1y nhi\u00ean li\u1ec7u \u0111\u1ec3 t\u1ea1o ra l\u1ef1c \u0111\u1ea9y trong c\u00e1c m\u00e1y bay ph\u1ea3n l\u1ef1c.<\/span><\/p>\n

C\u00f4ng nghi\u1ec7p v\u00e0 s\u1ea3n xu\u1ea5t<\/b><\/h3>\n

Trong ng\u00e0nh c\u00f4ng nghi\u1ec7p luy\u1ec7n kim, nhi\u1ec7t n\u0103ng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c qu\u00e1 tr\u00ecnh nh\u01b0 n\u1ea5u ch\u1ea3y kim lo\u1ea1i, h\u00e0n, v\u00e0 gia c\u00f4ng nhi\u1ec7t \u0111\u1ec3 thay \u0111\u1ed5i t\u00ednh ch\u1ea5t c\u1ee7a v\u1eadt li\u1ec7u. H\u01a1n n\u1eefa, trong ng\u00e0nh c\u00f4ng nghi\u1ec7p h\u00f3a ch\u1ea5t th\u00ec nhi\u1ec7t n\u0103ng c\u0169ng \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng r\u1ea5t nhi\u1ec1u. Ch\u1eb3ng h\u1ea1n nh\u01b0 trong vi\u1ec7c s\u1eed d\u1ee5ng \u0111\u1ec3 \u0111i\u1ec1u khi\u1ec3n c\u00e1c ph\u1ea3n \u1ee9ng h\u00f3a h\u1ecdc, s\u1ea3n xu\u1ea5t h\u00f3a ch\u1ea5t v\u00e0 v\u1eadt li\u1ec7u.<\/span><\/p>\n

\"nhiet-nang-la-gi-6\"<\/picture><\/p>\n

\u1ee8ng d\u1ee5ng trong y t\u1ebf<\/b><\/h3>\n

Trong l\u0129nh v\u1ef1c y t\u1ebf, nhi\u1ec7t n\u0103ng c\u00f3 vai tr\u00f2 v\u00f4 c\u00f9ng quan tr\u1ecdng trong vi\u1ec7c gi\u00fap cho c\u00e1c thi\u1ebft b\u1ecb \u0111\u01b0\u1ee3c ti\u1ec7t tr\u00f9ng. \u0110i\u1ec1u n\u00e0y g\u00f3p ph\u1ea7n \u0111\u1ea3m b\u1ea3o an to\u00e0n v\u1ec7 sinh trong qu\u00e1 tr\u00ecnh thao t\u00e1c v\u00e0 l\u00e0m vi\u1ec7c v\u1edbi nh\u1eefng v\u1ebft th\u01b0\u01a1ng, v\u1ebft m\u1ed5 c\u1ee7a b\u1ec7nh nh\u00e2n. Kh\u00f4ng nh\u1eefng th\u1ebf, nhi\u1ec1u trung t\u00e2m c\u00f2n s\u1eed d\u1ee5ng nhi\u1ec7t n\u0103ng \u0111\u1ec3 duy tr\u00ec nhi\u1ec7t \u0111\u1ed9 c\u01a1 th\u1ec3 b\u1ec7nh nh\u00e2n trong c\u00e1c ph\u00f2ng ph\u1eabu thu\u1eadt v\u00e0 ch\u0103m s\u00f3c \u0111\u1eb7c bi\u1ec7t b\u1eb1ng c\u00e1ch t\u1ea1o ra m\u00e1y \u0111i\u1ec1u h\u00f2a nhi\u1ec7t \u0111\u1ed9 c\u01a1 th\u1ec3.<\/span><\/p>\n

Nhi\u1ec7t n\u0103ng c\u00f3 \u0111\u01b0\u1ee3c chuy\u1ec3n \u0111\u1ed5i th\u00e0nh c\u00e1c d\u1ea1ng n\u0103ng l\u01b0\u1ee3ng kh\u00e1c kh\u00f4ng?<\/b><\/h2>\n

Nhi\u1ec7t n\u0103ng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c chuy\u1ec3n \u0111\u1ed5i th\u00e0nh nhi\u1ec1u d\u1ea1ng n\u0103ng l\u01b0\u1ee3ng kh\u00e1c, v\u00e0 qu\u00e1 tr\u00ecnh n\u00e0y l\u00e0 c\u01a1 s\u1edf cho nhi\u1ec1u c\u00f4ng ngh\u1ec7 v\u00e0 \u1ee9ng d\u1ee5ng trong cu\u1ed9c s\u1ed1ng h\u00e0ng ng\u00e0y c\u0169ng nh\u01b0 trong c\u00f4ng nghi\u1ec7p. V\u00ed d\u1ee5, \u0111\u1ed9ng c\u01a1 nhi\u1ec7t chuy\u1ec3n \u0111\u1ed5i nhi\u1ec7t n\u0103ng th\u00e0nh n\u0103ng l\u01b0\u1ee3ng c\u01a1 h\u1ecdc, v\u00e0 m\u00e1y ph\u00e1t \u0111i\u1ec7n nhi\u1ec7t chuy\u1ec3n \u0111\u1ed5i nhi\u1ec7t n\u0103ng th\u00e0nh n\u0103ng l\u01b0\u1ee3ng \u0111i\u1ec7n. Ng\u01b0\u1ee3c l\u1ea1i, nhi\u1ec7t n\u0103ng c\u0169ng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c t\u1ea1o ra t\u1eeb c\u00e1c d\u1ea1ng n\u0103ng l\u01b0\u1ee3ng kh\u00e1c. V\u00ed d\u1ee5, khi m\u1ed9t b\u00f3ng \u0111\u00e8n s\u1ee3i \u0111\u1ed1t ho\u1ea1t \u0111\u1ed9ng, n\u0103ng l\u01b0\u1ee3ng \u0111i\u1ec7n \u0111\u01b0\u1ee3c chuy\u1ec3n \u0111\u1ed5i th\u00e0nh \u00e1nh s\u00e1ng v\u00e0 nhi\u1ec7t n\u0103ng.<\/span><\/p>\n

\"nhiet-nang-la-gi-7\"<\/picture><\/p>\n

Hi\u1ec3u bi\u1ebft v\u1ec1 nhi\u1ec7t n\u0103ng v\u00e0 c\u00e1ch n\u00f3 ho\u1ea1t \u0111\u1ed9ng l\u00e0 r\u1ea5t quan tr\u1ecdng trong nhi\u1ec1u l\u0129nh v\u1ef1c khoa h\u1ecdc v\u00e0 k\u1ef9 thu\u1eadt. N\u00f3 gi\u00fap ch\u00fang ta ph\u00e1t tri\u1ec3n c\u00e1c c\u00f4ng ngh\u1ec7 m\u1edbi, t\u1ed1i \u01b0u h\u00f3a qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t v\u00e0 s\u1eed d\u1ee5ng n\u0103ng l\u01b0\u1ee3ng hi\u1ec7u qu\u1ea3 h\u01a1n. T\u1eeb vi\u1ec7c thi\u1ebft k\u1ebf h\u1ec7 th\u1ed1ng s\u01b0\u1edfi \u1ea5m v\u00e0 l\u00e0m m\u00e1t trong c\u00e1c t\u00f2a nh\u00e0, \u0111\u1ebfn ph\u00e1t tri\u1ec3n c\u00e1c ngu\u1ed3n n\u0103ng l\u01b0\u1ee3ng t\u00e1i t\u1ea1o nh\u01b0 n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi v\u00e0 \u0111\u1ecba nhi\u1ec7t, nhi\u1ec7t n\u0103ng \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng trong vi\u1ec7c c\u1ea3i thi\u1ec7n ch\u1ea5t l\u01b0\u1ee3ng cu\u1ed9c s\u1ed1ng v\u00e0 b\u1ea3o v\u1ec7 m\u00f4i tr\u01b0\u1eddng.<\/span><\/p>\n

K\u1ebft lu\u1eadn<\/b><\/h2>\n

Nh\u01b0 v\u1eady, ch\u00fang ta \u0111\u00e3 bi\u1ebft \u0111\u01b0\u1ee3c kh\u00e1i ni\u1ec7m v\u00e0 \u1ee9ng d\u1ee5ng c\u1ee7a <\/span>nhi\u1ec7t n\u0103ng l\u00e0 g\u00ec<\/b>? \u0110\u00e2y l\u00e0 m\u1ed9t d\u1ea1ng n\u0103ng l\u01b0\u1ee3ng xu\u1ea5t ph\u00e1t t\u1eeb chuy\u1ec3n \u0111\u1ed9ng c\u1ee7a c\u00e1c ph\u00e2n t\u1eed trong v\u1eadt ch\u1ea5t. N\u00f3 \u0111\u00f3ng vai tr\u00f2 thi\u1ebft y\u1ebfu trong nhi\u1ec1u qu\u00e1 tr\u00ecnh t\u1ef1 nhi\u00ean v\u00e0 \u1ee9ng d\u1ee5ng c\u00f4ng ngh\u1ec7. T\u1eeb vi\u1ec7c \u0111i\u1ec1u h\u00f2a nhi\u1ec7t \u0111\u1ed9 m\u00f4i tr\u01b0\u1eddng s\u1ed1ng v\u00e0 l\u00e0m vi\u1ec7c \u0111\u1ebfn s\u1ea3n xu\u1ea5t \u0111i\u1ec7n n\u0103ng v\u00e0 v\u1eadn h\u00e0nh c\u00e1c \u0111\u1ed9ng c\u01a1. B\u00ean c\u1ea1nh \u0111\u00f3, nhi\u1ec7t n\u0103ng c\u00f2n c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c chuy\u1ec3n \u0111\u1ed5i th\u00e0nh c\u00e1c d\u1ea1ng n\u0103ng l\u01b0\u1ee3ng kh\u00e1c \u0111\u1ec3 t\u1ea1o \u0111i\u1ec1u ki\u1ec7n cho s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a nhi\u1ec1u ng\u00e0nh c\u00f4ng nghi\u1ec7p v\u00e0 c\u1ea3i thi\u1ec7n ch\u1ea5t l\u01b0\u1ee3ng cu\u1ed9c s\u1ed1ng.\u00a0<\/span><\/p>\n

Xem th\u00eam:<\/b><\/p>\n