MD-AWD-500 Legacy (XL)
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MD-AWD-500 Legacy (XL) Overview
MD-AWD-500 Legacy (XL) dyno is our legacy dyne from Mustang Dynamometer. Mechanically linked, all wheel drive performance dyno with synchronization, or linkage, insures that the front and rear rollers are always spinning at precisely the same road speed, incorporates an internal drive system that synchronizes the front and back rollers to simulate a flat, dry road condition. This process eliminates the possibility of activating a vehicle’s traction control system and also insures that a vehicle’s torque management system is operating under the assumption that the vehicle is not skidding, turning or slipping.
The key to designing an AWD dynamometer properly is to understand the methods currently being used by manufacturers in the field of AWD drivetrain technology. A dynamometer that can accommodate various types of AWD vehicle transmissions and wheelbases without excessive complication and, more importantly, without risking damage to a client’s AWD system is paramount.
Full time AWD vehicles are designed to provide maximum performance regardless of road conditions. In cases where traction is less than ideal, a vehicle may be designed to improve stability and traction at the expense of power. This means adding torque to a spinning wheel or retarding of timing. In order to properly test an AWD vehicle for peak performance, an AWD chassis dynamometer must be able to simulate ideal road-load conditions to the vehicle. This approach allows the vehicle to be evaluated under “optimum” operational conditions; whereby torque is distributed to the vehicle’s tires in the same manner that would normally occur when a vehicle has equal traction at all four drive wheels, and is therefore operating at peak efficiency.
Mustang’s AWD-500 can be operated in AWD Mode while testing two-wheel drive vehicles. This process allows the non-driven axle to be spun by the dynamometer rollers at the same speed as the driven axle, eliminating the speed differential that occurs on two-wheel drive dynamometers – problem solved.
MD-AWD-500 Legacy (XL) Specifications
Max Horsepower: 3,000 hp peak measurement capacity AWD mode,
1,500 hp peak measurement capacity 2WD mode
Max Absorption: 900/1,800 (SE/DE model)
Loading Device: Air-cooled eddy current power absorber (model MDK-250)
Torque Measurement Device: Strain Gauge Type Dynamic Load Cell. Provides closed loop control signal for dynamic vehicle loading
Inertia:
2,000 lbs. (2WD Mode)
3,100 lbs. (AWD Mode)
Max Speed:
190 mph (2WD)
175 mph (AWD)
Controls:
Closed-Loop Digital Controller with web-based Holeshot Software. Includes Patented Virtual Road Simulation Technology (RST).
Rolls/Wheelbase:
Precision machined and dynamically balanced, knurled rolls
Belted for bi-directional capability
12.625” (370.675 mm) diameter balanced rolls
37” (939.80 mm) face length
24” (609.60 mm) inner track width
98” (2489.20 mm) outer track width
84-126” standard wheelbase
Transmission: Heavy-duty, industrial-fiber belt drive with mechanical disconnect
Roll Decelerator: Allows vehicle deceleration without use of vehicle brakes. Eddy Current PAU used to decelerate rollers.
Air Requirements: 115 PSI, dry, regulated, oil free
Power Requirements:
115 VAC, single phase, 60 Hz, 15 Amps (computer)
230 VAC, single phase, 60 Hz, 40 Amps (SE model)
230 VAC, three phase, 60 Hz, 40 Amps (DE model)
Axle Weight: 6,000 lbs. maximum 1 axle
Shipping Weight: 9,800 lbs. (dynamometer weight only)