温度真空度计算

温度真空度计算 if (dataReceived == null || dataReceived.Count == 0) { return null; } dataReceived = base.DataProcess(dataReceived); this._Voltage = dataReceived[0] << 8 | dataReceived[1]; this._Voltage = this._Voltage / 1024.0f * 4.99f * 1000.0f / 450.0f; if (this._Voltage >= 10) { this._Voltage = 0.01f; } else if (this._Voltage >= 7.97) { this._Voltage = -1.9578f * this._Voltage + 19.524f; } else if (this._Voltage >= 6.12) { this._Voltage = -3.0393f * this._Voltage + 27.848f; } else if (this._Voltage >= 4.05) { this._Voltage = 0.9796f * this._Voltage * this._Voltage - 14.987f * this._Voltage + 64.485f; } else if (this._Voltage >= 2.89) { this._Voltage = 3.6104f * this._Voltage * this._Voltage - 36.422f * this._Voltage + 108.29f; } else if (this._Voltage >= 1.89) { this._Voltage = 10.977f * this._Voltage * this._Voltage - 78.734f * this._Voltage + 169.47f; } else if (this._Voltage >= 0.89) { this._Voltage = 134.32f * this._Voltage * this._Voltage - 489.64f * this._Voltage + 512.33f; } else this._Voltage = 101325.0f; this._Voltage = (this._Voltage < 0) ? 0 : this._Voltage; this._Temperature = (dataReceived[2] & 0x0f) << 8 | dataReceived[3]; this._Temperature = this._Temperature * 4.99f / 1024.0f * 10;