Weifang power forklift with 4105 turbocharged engine (the original quality delivery guarantee: 13864600749) has driven permanent magnet synchronous generator test project in accordance with the requirements of "wind turbine low speed permanent magnet synchronous generator second part test method", mainly has the following tests: cold thermal insulation resistance test, cold winding DC resistance measurement, vibration measurement noise measurement, inter turn shock resistance voltage, power frequency withstand voltage, the starting resistance measurement,