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  2. Nelson complexity index - Wikipedia

    en.wikipedia.org/wiki/Nelson_complexity_index

    Flows in a very complex oil refinery. The Nelson complexity index (NCI) is a measure to compare the secondary conversion capacity of a petroleum refinery with the primary distillation capacity. [1] The index provides an easy metric for quantifying and ranking the complexity of various refineries and units. [2]

  3. Motor constants - Wikipedia

    en.wikipedia.org/wiki/Motor_constants

    The rating of a brushless motor is the ratio of the motor's unloaded rotational speed (measured in RPM) to the peak (not RMS) voltage on the wires connected to the coils (the back EMF). For example, an unloaded motor of K v {\displaystyle K_{\text{v}}} = 5,700 rpm/V supplied with 11.1 V will run at a nominal speed of 63,270 rpm (= 5,700 rpm/V ...

  4. GM 4T40 transmission - Wikipedia

    en.wikipedia.org/wiki/GM_4T40_transmission

    The "MN4" 4T40E is able to handle vehicles up to 4000 lb (1814 kg) GVWR. The final drive ratio can vary depending on the car's curb weight and engine power output. 3.91, 3.63, 3.29, 3.05, 3.69, and 3.42 are all of the available ratios used in the 4T40 (and 4T45) transmission; Made possible by using combinations selected from 3 different sprocket combinations (32/38, 35/35, 33/37) and 2 ...

  5. GM 4T80 transmission - Wikipedia

    en.wikipedia.org/wiki/GM_4T80_transmission

    The Aurora had the 4.0L version of the Northstar V8 coupled to a 4T80-E. It wasn't until 2004 that Pontiac got usage of this transaxle in the Bonneville GXP which employed a 275 horsepower version of the Northstar 4.6L V8. The 4T80-E was last used in 2011 on the Cadillac DTS and the Buick Lucerne (when equipped with the 4.6L Northstar). [7 ...

  6. New Venture Gear 4500 transmission - Wikipedia

    en.wikipedia.org/wiki/New_Venture_Gear_4500...

    The New Venture Gear 4500, colloquially known as NV4500, is a 5-speed manual transmission manufactured by New Venture Gear and used in General Motors and Chrysler products from 1991 to 2007. The NV4500 is used in light trucks and SUVs including Toyota, Ford, Jeep, General Motors, and Dodge. Commercially produced adapters are available to mate ...

  7. ZF 4HP transmission - Wikipedia

    en.wikipedia.org/wiki/ZF_4HP_transmission

    The maximum torque capacity is 330 N⋅m (243 lb⋅ft). The 4HP 22 was produced for vehicles with rear wheel drive or 4X4 layout. Introduced in 1980, it was produced through 2003, and has been used in a variety of cars from BMW , General Motors , Jaguar , Land Rover , Maserati , Peugeot , Porsche , and Volvo .

  8. GM Roto Hydramatic transmission - Wikipedia

    en.wikipedia.org/wiki/GM_Roto_Hydramatic...

    The Roto Hydramatic was phased out after the 1964 model year in favor of the two-speed Super Turbine 300 and three-speed Turbo-Hydramatic. As with previous Hydramatic transmissions, auto safety experts criticized GM for the Hydramatic design which had a shift quadrant sequence of Park-Neutral-Drive-Second-Low-Reverse (P-N-D-S-L-R) due to the ...

  9. Ford 4F27E transmission - Wikipedia

    en.wikipedia.org/wiki/Ford_4F27E_transmission

    The 4F27E is an electronically controlled 4-speed automatic transaxle transmission developed by Mazda and Ford. Mazda's name for this transmission is FN4A-EL, Ford's name for this transmission is 4F27E. Mazda's FS5A-EL (Ford FNR5) is the 5-speed successor to this transmission which shares many of the same parts.