材料的比热容
材料的比热容
specificheatcapacity计算器数据表
Overview
Specific heat capacity () is the amount of heat required to raise the temperature of a unit mass by one degree. It is a fundamental thermodynamic property.
Key Formulas
Heat Transfer
Heat required to change temperature.
Specific Heat at Constant Pressure
Enthalpy change per degree at constant pressure.
Specific Heat at Constant Volume
Internal energy change per degree at constant volume.
Variables
| Symbol | Description | Unit |
|---|---|---|
| Heat transferred | J | |
| Mass | kg | |
| Specific heat capacity | J/(kg·K) | |
| Temperature change | K |
Reference Data
9 行
Substance | c_p(J/(kg·K)) | c_v(J/(kg·K)) | γ = c_p/c_v |
|---|---|---|---|
| Air | 1005 | 718 | 1.4 |
| Helium | 5193 | 3116 | 1.67 |
| Hydrogen | 14310 | 10180 | 1.41 |
| Nitrogen | 1040 | 743 | 1.4 |
| Oxygen | 919 | 659 | 1.4 |
| CO₂ | 846 | 657 | 1.29 |
| Water (liquid) | 4186 | 4186 | 1 |
| Ethanol | 2440 | 1930 | 1.13 |
| Mercury | 140 | 140 | 1 |
来源: engineeringtoolbox.com