The virtual instrument(VI)technology is applied to measure power harmonics. On the development platform of Lab Windows/CVI,a harmonic meter based on VI is developed and its performance is better than traditional instrument.

• 将虚拟仪器技术应用于电力系统谐波测试 ,利用LabWindows/CVI开发平台研制了基于虚拟仪器的谐波测试装置 ,其性能优于传统测试仪。