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HomeSupportBasic Calculation Of Motor Capacity

 

BELT CONVEYER

Idle Power:P1 =9.8μωνl〔W〕
Horizontal Power: P2=μQ/367〔W〕
Vertical Power:P3=±QH/367〔W〕
                                                    
 Pg =(P1+P2+P3)100/n〔W〕
 Pg: Power required〔W〕
 l:Length of conveyor(m)
    (distance between sfafts)
 ω:Weight of belt unit length(kg/m)
 μ:Friction Coefficient
 v:Belt speed(m/sec)
 Q:Conveying capacity(kg/h)
 n:Efficiency(%)
 H:Height difference at two ends of tilting conveyer(m)

Note:above are basic formulas on regular basis. In the practical use select the motor according to safety of design, chage of power supply, practical starting velocity as well as influence of loading cpacity.


 

TO ROLL UP LOAD

 Pg=ω ν/6.12 ‧ 100/n(W) 
 Pg: Power required(W) 
 ω: Load(kg) 
 v: Velocity(m/min) 
 n: Efficiency(%)

Note:above are basic formulas on regular basis. In the practical use select the motor according to safety of design, chage of power supply, practical starting velocity as well as influence of loading cpacity.


 

TO DRIVE INERTIA

 Pg=1.027NT(W)
 T=GD2/375 ‧ N/t(kg-m)
 Pg: Power required(W)
 N: r.p.m
 T: Torque(kg-m)
 GD2: Fly-wheel effect(kg-m2)
 (including fly-wheel effect of rotor)
 t: Starting time(sec)

Note:above are basic formulas on regular basis. In the practical use select the motor according to safety of design, chage of power supply, practical starting velocity as well as influence of loading cpacity.


 

TO MAKE HORIZONTAL MOVEMENT ON CONTACT SURFACE

 Pg=μων/6.12(W)
 Pg:Power required
 ω:Load(kg)
 v:Velocity(m/min)
 μ:Friction Coefficient

Note:above are basic formulas on regular basis. In the practical use select the motor according to safety of design, chage of power supply, practical starting velocity as well as influence of loading cpacity.

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