Fuel consumption measuring accuracy innuenced by fuel heating and temperature contral in tractor PTO output test is presented. An improved design for fuel heating and temperature control system is described.

• 介绍了拖拉机动力输出轴功率试验中，燃油加热及温度控制对燃油消耗测量精度的影响，提出了燃油加热及温度控制系统的合理方案。