作者查詢 / eragon
作者 eragon 在 PTT [ Mechanical ] 看板的留言(推文), 共34則
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32F推: 正常管輸就算有做絕熱熱量都會損失到大氣喔~01/16 09:21
33F→: 有空可以去傳產工廠摸摸看01/16 09:22
34F→: 然後不可逆熱傳entropy必增加01/16 09:23
35F→: (吸熱,放熱不一定)01/16 09:28
37F→: 我有幫你查compressed water table T3=46.19 degree C01/16 09:58
38F→: T201/16 09:59
39F→: s3 查表查不到 只能假設2->3 熵增加比較符合自然現象01/16 10:00
1F推: pump對常溫液態水壓縮流體視為不可壓縮,比容視為常數11/03 13:36
15F推: PV=NRT 四大假設:高溫 低壓 分子間完全非彈性碰撞07/25 15:16
16F→: 分子間無作用力 越接近上述四個條件才適用07/25 15:16
17F→: 故對於實際狀況而言PV=NRT大都不適用07/25 15:17
91F推: 先找個測漏閥接上去噴氦測,半導體廠sop02/10 15:12
6F推: 散熱膏久了變硬脆化 不太好10/15 13:45
37F推: grinding....... GG09/29 20:40
5F推: https://imgur.com/a/55BpY3g 利用能量方程式分析08/22 15:28
6F→: 歡迎討論交流08/22 15:28
22F推: 沒錯 流量守恆A進水=BC出水 算式用穩態條件下計算08/23 10:27
23F→: 你想的都是暫態 等時間久了B槽一定有水過去08/23 10:28
24F→: 如果想要B槽沒水直接裝個閥門比較快08/23 10:35
17F推: 國瑞沒那麼好進 很少開缺08/13 01:12
22F推: 加油,雖然機械技師能簽的土木和冷凍幾乎都能簽07/17 11:20
6F推: ebay 2000US dollar 上下 自己挑需要的吧05/17 19:13