乙二醇水溶液导热系数
(2010-09-28 10:22:10)
标签:
乙二醇水溶液导热系数浓度温度 |
分类: 冷暖自知 |
乙二醇水溶液作为重要的载冷剂,其物理性质对设备和系统的设计都十分重要,下面是乙二醇水溶液的导热系数(W/m.K)和其浓度的关系。(数据来源ASHRAE手册2005)
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乙二醇水溶液浓度(体积浓度) | ||||||||
| 温度℃ | 10% | 20% | 30% | 40% | 50% | 60% | 70% | 80% | 90% |
| -35 | 0.328 | 0.307 | 0.289 | 0.274 | |||||
| -30 | 0.333 | 0.312 | 0.293 | 0.276 | |||||
| -25 | 0.339 | 0.316 | 0.296 | 0.279 | 0.263 | ||||
| -20 | 0.371 | 0.344 | 0.321 | 0.3 | 0.281 | 0.265 | |||
| -15 | 0.377 | 0.349 | 0.325 | 0.303 | 0.283 | 0.266 | |||
| -10 | 0.415 | 0.383 | 0.354 | 0.329 | 0.306 | 0.286 | 0.268 | ||
| -5 | 0.46 | 0.422 | 0.389 | 0.359 | 0.333 | 0.309 | 0.288 | 0.269 | |
| 0 | 0.511 | 0.468 | 0.429 | 0.395 | 0.364 | 0.336 | 0.312 | 0.29 | 0.271 |
| 5 | 0.52 | 0.476 | 0.436 | 0.4 | 0.368 | 0.34 | 0.314 | 0.292 | 0.272 |
| 10 | 0.528 | 0.483 | 0.442 | 0.405 | 0.373 | 0.343 | 0.317 | 0.294 | 0.274 |
| 15 | 0.537 | 0.49 | 0.448 | 0.41 | 0.377 | 0.346 | 0.32 | 0.296 | 0.275 |
| 20 | 0.545 | 0.497 | 0.453 | 0.415 | 0.38 | 0.349 | 0.322 | 0.298 | 0.276 |
| 25 | 0.552 | 0.503 | 0.459 | 0.419 | 0.384 | 0.352 | 0.324 | 0.299 | 0.278 |
| 30 | 0.559 | 0.509 | 0.464 | 0.424 | 0.387 | 0.355 | 0.327 | 0.301 | 0.279 |
| 35 | 0.566 | 0.515 | 0.469 | 0.428 | 0.391 | 0.358 | 0.329 | 0.303 | 0.28 |
| 40 | 0.572 | 0.52 | 0.473 | 0.431 | 0.394 | 0.36 | 0.331 | 0.304 | 0.281 |
| 45 | 0.577 | 0.525 | 0.477 | 0.435 | 0.397 | 0.363 | 0.332 | 0.306 | 0.282 |
| 50 | 0.583 | 0.529 | 0.481 | 0.438 | 0.399 | 0.365 | 0.334 | 0.307 | 0.283 |
| 55 | 0.588 | 0.534 | 0.485 | 0.441 | 0.402 | 0.367 | 0.336 | 0.308 | 0.284 |
| 60 | 0.592 | 0.538 | 0.488 | 0.444 | 0.404 | 0.369 | 0.337 | 0.31 | 0.285 |
| 65 | 0.596 | 0.541 | 0.491 | 0.446 | 0.406 | 0.371 | 0.339 | 0.311 | 0.286 |
| 70 | 0.6 | 0.544 | 0.494 | 0.449 | 0.408 | 0.372 | 0.34 | 0.312 | 0.287 |
| 75 | 0.603 | 0.547 | 0.496 | 0.451 | 0.41 | 0.374 | 0.341 | 0.313 | 0.288 |
| 80 | 0.606 | 0.549 | 0.498 | 0.452 | 0.411 | 0.375 | 0.342 | 0.314 | 0.288 |
| 85 | 0.608 | 0.551 | 0.5 | 0.454 | 0.413 | 0.376 | 0.343 | 0.314 | 0.289 |
| 90 | 0.61 | 0.553 | 0.501 | 0.455 | 0.414 | 0.377 | 0.344 | 0.315 | 0.29 |
| 95 | 0.612 | 0.555 | 0.503 | 0.456 | 0.415 | 0.378 | 0.345 | 0.316 | 0.29 |
| 100 | 0.613 | 0.556 | 0.504 | 0.457 | 0.416 | 0.379 | 0.346 | 0.316 | 0.291 |
| 105 | 0.614 | 0.556 | 0.504 | 0.458 | 0.416 | 0.379 | 0.346 | 0.317 | 0.291 |
| 110 | 0.614 | 0.557 | 0.505 | 0.458 | 0.417 | 0.38 | 0.347 | 0.317 | 0.292 |
| 115 | 0.614 | 0.557 | 0.505 | 0.458 | 0.417 | 0.38 | 0.347 | 0.318 | 0.292 |
| 120 | 0.613 | 0.556 | 0.504 | 0.458 | 0.417 | 0.38 | 0.347 | 0.318 | 0.293 |
| 125 | 0.612 | 0.555 | 0.504 | 0.458 | 0.417 | 0.38 | 0.347 | 0.318 | 0.293 |

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