{"id":683766,"date":"2024-10-04T15:28:33","date_gmt":"2024-10-04T14:28:33","guid":{"rendered":"https:\/\/www.thermal-engineering.org\/?p=683766"},"modified":"2024-10-04T15:28:33","modified_gmt":"2024-10-04T14:28:33","slug":"cac-chien-luoc-lam-mat-trong-nang-luong-mat-troi-tap-trung","status":"publish","type":"post","link":"https:\/\/www.thermal-engineering.org\/vi\/cac-chien-luoc-lam-mat-trong-nang-luong-mat-troi-tap-trung\/","title":{"rendered":"C\u00e1c chi\u1ebfn l\u01b0\u1ee3c l\u00e0m m\u00e1t trong n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi t\u1eadp trung"},"content":{"rendered":"<p class=\"sidekick\">C\u00e1c chi\u1ebfn l\u01b0\u1ee3c l\u00e0m m\u00e1t trong n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi t\u1eadp trung gi\u00fap t\u1ed1i \u01b0u hi\u1ec7u su\u1ea5t, ng\u0103n ng\u1eeba qu\u00e1 nhi\u1ec7t b\u1eb1ng vi\u1ec7c d\u00f9ng ch\u1ea5t l\u1ecfng t\u1ea3n nhi\u1ec7t ho\u1eb7c h\u1ec7 th\u1ed1ng l\u00e0m m\u00e1t b\u1eb1ng kh\u00f4ng kh\u00ed.<\/p>\n<p><img src=\"https:\/\/www.thermal-engineering.org\/wp-content\/uploads\/2024\/07\/cac_chien_luoc_lam_mat_trong_nang_luong_mat_troi_tap_trung.png\" alt=\"C\u00e1c chi\u1ebfn l\u01b0\u1ee3c l\u00e0m m\u00e1t trong n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi t\u1eadp trung\" style=\"display: block; margin-left: auto; margin-right: auto;\"\/><\/p>\n<h2>C\u00e1c chi\u1ebfn l\u01b0\u1ee3c l\u00e0m m\u00e1t trong n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi t\u1eadp trung<\/h2>\n<p>N\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi t\u1eadp trung (CSP) l\u00e0 m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p hi\u1ec7u qu\u1ea3 \u0111\u1ec3 t\u1ea1o ra \u0111i\u1ec7n t\u1eeb \u00e1nh s\u00e1ng m\u1eb7t tr\u1eddi. Tuy nhi\u00ean, m\u1ed9t trong nh\u1eefng th\u00e1ch th\u1ee9c l\u1edbn c\u1ee7a c\u00f4ng ngh\u1ec7 n\u00e0y l\u00e0 l\u00e0m m\u00e1t c\u00e1c thi\u1ebft b\u1ecb ph\u00e1t \u0111i\u1ec7n, v\u00ec nhi\u1ec7t \u0111\u1ed9 cao c\u00f3 th\u1ec3 l\u00e0m gi\u1ea3m hi\u1ec7u su\u1ea5t v\u00e0 tu\u1ed5i th\u1ecd c\u1ee7a ch\u00fang. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 m\u1ed9t s\u1ed1 chi\u1ebfn l\u01b0\u1ee3c l\u00e0m m\u00e1t ph\u1ed5 bi\u1ebfn \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong CSP.<\/p>\n<h3>L\u00e0m m\u00e1t b\u1eb1ng kh\u00f4ng kh\u00ed<\/h3>\n<p>L\u00e0m m\u00e1t b\u1eb1ng kh\u00f4ng kh\u00ed l\u00e0 ph\u01b0\u01a1ng ph\u00e1p \u0111\u01a1n gi\u1ea3n v\u00e0 ph\u1ed5 bi\u1ebfn nh\u1ea5t. Trong ph\u01b0\u01a1ng ph\u00e1p n\u00e0y, kh\u00f4ng kh\u00ed \u0111\u01b0\u1ee3c th\u1ed5i qua c\u00e1c thi\u1ebft b\u1ecb \u0111\u1ec3 gi\u1ea3m nhi\u1ec7t \u0111\u1ed9. Tuy nhi\u00ean, hi\u1ec7u qu\u1ea3 c\u1ee7a l\u00e0m m\u00e1t b\u1eb1ng kh\u00f4ng kh\u00ed ph\u1ee5 thu\u1ed9c v\u00e0o nhi\u1ec1u y\u1ebfu t\u1ed1 nh\u01b0 nhi\u1ec7t \u0111\u1ed9 m\u00f4i tr\u01b0\u1eddng v\u00e0 t\u1ed1c \u0111\u1ed9 gi\u00f3.<\/p>\n<ul>\n<li><strong>\u01afu \u0111i\u1ec3m:<\/strong> \u0110\u01a1n gi\u1ea3n, chi ph\u00ed th\u1ea5p, \u00edt b\u1ea3o tr\u00ec.<\/li>\n<li><strong>Nh\u01b0\u1ee3c \u0111i\u1ec3m:<\/strong> Hi\u1ec7u su\u1ea5t k\u00e9m trong \u0111i\u1ec1u ki\u1ec7n nhi\u1ec7t \u0111\u1ed9 cao, kh\u00f4ng ph\u00f9 h\u1ee3p \u1edf c\u00e1c khu v\u1ef1c kh\u00f4ng c\u00f3 gi\u00f3.<\/li>\n<\/ul>\n<h3>L\u00e0m m\u00e1t b\u1eb1ng n\u01b0\u1edbc<\/h3>\n<p>L\u00e0m m\u00e1t b\u1eb1ng n\u01b0\u1edbc s\u1eed d\u1ee5ng n\u01b0\u1edbc \u0111\u1ec3 h\u1ea5p th\u1ee5 v\u00e0 truy\u1ec1n nhi\u1ec7t ra kh\u1ecfi c\u00e1c thi\u1ebft b\u1ecb. H\u1ec7 th\u1ed1ng n\u00e0y th\u01b0\u1eddng bao g\u1ed3m c\u00e1c th\u00e1p gi\u1ea3i nhi\u1ec7t, b\u01a1m n\u01b0\u1edbc v\u00e0 h\u1ec7 th\u1ed1ng \u1ed1ng d\u1eabn.<\/p>\n<ul>\n<li><strong>\u01afu \u0111i\u1ec3m:<\/strong> Hi\u1ec7u su\u1ea5t l\u00e0m m\u00e1t cao, ph\u00f9 h\u1ee3p cho c\u00e1c h\u1ec7 th\u1ed1ng l\u1edbn.<\/li>\n<li><strong>Nh\u01b0\u1ee3c \u0111i\u1ec3m:<\/strong> Ti\u00eau t\u1ed1n nhi\u1ec1u n\u01b0\u1edbc, y\u00eau c\u1ea7u b\u1ea3o tr\u00ec ph\u1ee9c t\u1ea1p.<\/li>\n<\/ul>\n<h3>L\u00e0m m\u00e1t b\u1eb1ng d\u1ea7u nhi\u1ec7t (HTF)<\/h3>\n<p>HTF (Heat Transfer Fluid) l\u00e0m m\u00e1t l\u00e0 vi\u1ec7c s\u1eed d\u1ee5ng d\u1ea7u nhi\u1ec7t \u0111\u1ec3 h\u1ea5p th\u1ee5 v\u00e0 truy\u1ec1n nhi\u1ec7t. D\u1ea7u nhi\u1ec7t c\u00f3 th\u1ec3 l\u00e0 m\u1ed9t lo\u1ea1t c\u00e1c ch\u1ea5t l\u1ecfng nh\u01b0 d\u1ea7u silicone ho\u1eb7c d\u1ea7u kho\u00e1ng.<\/p>\n<ul>\n<li><strong>\u01afu \u0111i\u1ec3m:<\/strong> Nhi\u1ec7t \u0111\u1ed9 cao, kh\u1ea3 n\u0103ng truy\u1ec1n nhi\u1ec7t t\u1ed1t.<\/li>\n<li><strong>Nh\u01b0\u1ee3c \u0111i\u1ec3m:<\/strong> Chi ph\u00ed cao, y\u00eau c\u1ea7u h\u1ec7 th\u1ed1ng ph\u1ee9c t\u1ea1p.<\/li>\n<\/ul>\n<h3>L\u00e0m m\u00e1t b\u1eb1ng ch\u1ea5t l\u1ecfng hai pha<\/h3>\n<p>H\u1ec7 th\u1ed1ng l\u00e0m m\u00e1t n\u00e0y s\u1eed d\u1ee5ng m\u1ed9t ch\u1ea5t l\u1ecfng c\u00f3 kh\u1ea3 n\u0103ng chuy\u1ec3n pha t\u1eeb l\u1ecfng sang kh\u00ed \u0111\u1ec3 h\u1ea5p th\u1ee5 nhi\u1ec1u nhi\u1ec7t h\u01a1n. M\u1ed9t v\u00ed d\u1ee5 l\u00e0 s\u1eed d\u1ee5ng ammonia ho\u1eb7c CO<sub>2<\/sub>.<\/p>\n<ul>\n<li><strong>\u01afu \u0111i\u1ec3m:<\/strong> Kh\u1ea3 n\u0103ng h\u1ea5p th\u1ee5 nhi\u1ec7t cao do chuy\u1ec3n pha.<\/li>\n<li><strong>Nh\u01b0\u1ee3c \u0111i\u1ec3m:<\/strong> Chi ph\u00ed thi\u1ebft l\u1eadp cao, y\u00eau c\u1ea7u b\u1ea3o tr\u00ec th\u01b0\u1eddng xuy\u00ean.<\/li>\n<\/ul>\n<h3>L\u00e0m m\u00e1t b\u1eb1ng k\u1ef9 thu\u1eadt ti\u00ean ti\u1ebfn<\/h3>\n<p>C\u00e1c k\u1ef9 thu\u1eadt ti\u00ean ti\u1ebfn nh\u01b0 l\u00e0m m\u00e1t b\u1eb1ng ch\u1ea5t l\u1ecfng nano ho\u1eb7c s\u1eed d\u1ee5ng nhi\u1ec7t \u0111i\u1ec7n \u0111\u1ec3 chuy\u1ec3n \u0111\u1ed5i nhi\u1ec7t tr\u1ef1c ti\u1ebfp th\u00e0nh \u0111i\u1ec7n n\u0103ng c\u0169ng \u0111ang \u0111\u01b0\u1ee3c nghi\u00ean c\u1ee9u v\u00e0 ph\u00e1t tri\u1ec3n. Nh\u1eefng ph\u01b0\u01a1ng ph\u00e1p n\u00e0y c\u00f2n \u1edf giai \u0111o\u1ea1n th\u1eed nghi\u1ec7m v\u00e0 c\u00f3 ti\u1ec1m n\u0103ng mang l\u1ea1i hi\u1ec7u qu\u1ea3 cao trong t\u01b0\u01a1ng lai.<\/p>\n<ul>\n<li><strong>\u01afu \u0111i\u1ec3m:<\/strong> Ti\u1ec1m n\u0103ng l\u1edbn, hi\u1ec7u su\u1ea5t cao.<\/li>\n<li><strong>Nh\u01b0\u1ee3c \u0111i\u1ec3m:<\/strong> Ch\u01b0a th\u01b0\u01a1ng m\u1ea1i h\u00f3a r\u1ed9ng r\u00e3i, chi ph\u00ed nghi\u00ean c\u1ee9u cao.<\/li>\n<\/ul>\n<h2>K\u1ebft lu\u1eadn<\/h2>\n<p>L\u00e0m m\u00e1t l\u00e0 m\u1ed9t y\u1ebfu t\u1ed1 quan tr\u1ecdng trong h\u1ec7 th\u1ed1ng CSP \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o hi\u1ec7u su\u1ea5t t\u1ed1i \u01b0u v\u00e0 tu\u1ed5i th\u1ecd c\u1ee7a thi\u1ebft b\u1ecb. M\u1ed7i ph\u01b0\u01a1ng ph\u00e1p l\u00e0m m\u00e1t c\u00f3 \u01b0u v\u00e0 nh\u01b0\u1ee3c \u0111i\u1ec3m ri\u00eang, \u0111\u00f2i h\u1ecfi ph\u1ea3i c\u00e2n nh\u1eafc k\u1ef9 l\u01b0\u1ee1ng d\u1ef1a tr\u00ean \u0111i\u1ec1u ki\u1ec7n c\u1ee5 th\u1ec3 c\u1ee7a t\u1eebng d\u1ef1 \u00e1n. Vi\u1ec7c nghi\u00ean c\u1ee9u v\u00e0 ph\u00e1t tri\u1ec3n c\u00e1c k\u1ef9 thu\u1eadt l\u00e0m m\u00e1t ti\u00ean ti\u1ebfn s\u1ebd g\u00f3p ph\u1ea7n quan tr\u1ecdng v\u00e0o vi\u1ec7c t\u1ed1i \u01b0u h\u00f3a hi\u1ec7u su\u1ea5t c\u1ee7a n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi t\u1eadp trung trong t\u01b0\u01a1ng lai.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>C\u00e1c chi\u1ebfn l\u01b0\u1ee3c l\u00e0m m\u00e1t trong n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi t\u1eadp trung gi\u00fap t\u1ed1i \u01b0u hi\u1ec7u su\u1ea5t, ng\u0103n ng\u1eeba qu\u00e1 nhi\u1ec7t b\u1eb1ng vi\u1ec7c d\u00f9ng ch\u1ea5t l\u1ecfng t\u1ea3n nhi\u1ec7t ho\u1eb7c h\u1ec7 th\u1ed1ng l\u00e0m m\u00e1t b\u1eb1ng kh\u00f4ng kh\u00ed.<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[132],"tags":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin 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