0
Want this question answered?
Be notified when an answer is posted
Add your answer:
Earn +20 pts
Will a continuity check give you the value in ohms?
A: CONTINUITY check is not used to ascertain ohms value but rather the connections
When induction motors is used for power factor correction what is called?
I'm not sure I've ever seen an induction motor used to correct power factor; it is usually the induction motors that are causing the poor power factor. "Power factor correction" is usually accomplished by adding capacitors to the system to counteract the inductance of large motors.
How do you design power factor correction module for 3 phase?
using vienna rectifier
How the capacitor valve calculate for a for a load?
I assume that you are asking how to calculate the 'value' of a capacitor? Well, it depends what it is used for. If, for example, it is used to improve the power factor of a load, then it is first necessary to determine what the load's existing reactive power is; then, you need to know what reactive power is necessary with the power factor at its desired value; finally you need to difference between the actual and the desired values of reactive power -and this will be the necessary value for the capacitor. Power factor correction capacitors are rated in reactive volt amperes, not farads.
What is acceptable value of tan delta in oil filled and dry type 33 KV transformers?
Tan Delta is a condition monitoring test. Value of Tan Delta very much depends upon the temperature and recommended values at 20Deg.C is 1. Values at other temperatures can be determined by using correction factor given in IEC76
What is the formula for standard deviation called continuity correction factor?
My name is Chloe Mae Crone and I love Jake Davis he is in the 7th grade I Chloe Crone is in the 5th grade
For the normal distribution does it always require a continuity correction?
Use the continuity correction when using the normal distribution to approximate a binomial distribution to take into account the binomial is a discrete distribution and the normal distribution is continuous.
How do you save energy with power factor correction?
Power-factor correction doesn't save energy. Power-factor correction is used to reduce that magnitude of the current drawn from the supply in order to minimise the cross-sectional area of the supply conductors and associated equipment -thus keeping down the cost of the supply circuits which are owned by the supply company. Power-factor correction doesn't apply to homes, but only to larger commercial or industrial premises. The electricity supply company will negotiate a value of power factor for the load, and apply a penalty charge to the customer if his load is not kept within that agreed value.
What is the correction factor in gear?
Co efficient increasing/degreasing the contact circle is the correction factor in gear.
Why is a correction factor of x or - 0.5 needed?
The answer depends on the context. In probability or statistics, when using a continuous distribution as an approximation for a discrete distribution it is advisable to use 0.5 as a "continuity correction". This is to allow for the fact that the discrete variable usually cannot take values between integers. In other situations a correction may be applied to allow for measurement error.
What is yates correction?
A factor for small expected frequencies that reduce overestimated chi square value and yields a conservative result
Will a continuity check give you the value in ohms?
A: CONTINUITY check is not used to ascertain ohms value but rather the connections
What is the purpose of power factor correction?
Power factor correction is a process that has to do with managing the essential traits of electric loads that are used to create a power factor of less than one.
Why is it necessary to use a continuity correction when using a normal distribution to approximate a binomial distribution?
It is necessary to use a continuity correction when using a normal distribution to approximate a binomial distribution because the normal distribution contains real observations, while the binomial distribution contains integer observations.
Minimum acceptable value of power factor FOR LIGHTING and MOTOR CIRCUITS?
Usually for a power factor lower that 90% a service charge will be added to the monthly electrical bill. On power factor correction calculations try to get the power factor up to 95%.
How are power factor correction units sized?
Power factor is the cosine of the angle by which the load current lags or leads the supply voltage. It is expressed as a per-unit value: e.g. 0.8; in the past it has been expressed as a percentage value , e.g. 80%.
What to do when a continuous probability is used to approximate a discrete probability distribution?
You may need to make a continuity correction - see statistical text books for details.
