Tire engineers are quick to extol the virtues of testing new designs in the lab using calibrated test fixtures, including dynamometer wheels. Others argue that real world service conditions are the ...

We may have goofed, but we're man enough to admit it. Despite the countless engine dynamometer tests car magazines publish each month, we've rarely-if ever-explained how an engine dyno actually works.

Figure 1 shows a block diagram of the dynamometer’s architecture. Table 1 describes each of the dynamometer components with the reasons for selection. 1. Shown is a block diagram of dynamometer. The ...

Starting engine dynamometer pulls at low rpm is hard on the dyno and hard on the engine. Today, engine dynamometer testing is an integral part of many HOT ROD engine buildups and product tests.