When modifying the detailed loss parameters in the standalone feature of PVSyst, there are some error messages that users should avoid. These error messages can indicate that the modifications made to the loss parameters are incorrect or inconsistent with other parameters in the system. Some of the error messages that users should avoid while modifying the detailed loss parameters in PVSyst include:

1.The module temperature coefficient is out of range”: This error message occurs when the temperature coefficient defined for the PV modules in the system is outside the acceptable range. Users should ensure that the temperature coefficient values are within the acceptable range for the modules used in the system.

2.The shading loss factor is invalid”: This error message occurs when the shading loss factor defined for the system is invalid or inconsistent with other system parameters. Users should ensure that the shading loss factor is consistent with the system design and the shading conditions at the site.

3.The spectral mismatch loss factor is out of range”: This error message occurs when the spectral mismatch loss factor defined for the system is outside the acceptable range. Users should ensure that the spectral mismatch loss factor values are within the acceptable range for the modules used in the system.

4.The incidence angle modifier is invalid”: This error message occurs when the incidence angle modifier defined for the system is invalid or inconsistent with other system parameters. Users should ensure that the incidence angle modifier is consistent with the system design and the angle of incidence of the sunlight at the site.

5.The soiling loss factor is out of range”: This error message occurs when the soiling loss factor defined for the system is outside the acceptable range. Users should ensure that the soiling loss factor values are within the acceptable range for the modules used in the system.

To avoid these error messages, users should carefully review the system design and the specifications of the components used in the system. They should ensure that the loss parameters are consistent with the system design and the performance characteristics of the components. By doing so, users can modify the detailed loss parameters in PVSyst accurately and avoid potential errors.